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421161260237445 = 35713308543047793
BaseRepresentation
bin101111111000010110011111…
…1010011110100001010000101
32001020012121211100201220001110
41133300230333103310022011
5420200301230110044240
64051422451214115233
7154465616434061160
oct13760547723641205
92036177740656043
10421161260237445
1111221653a830832
123b29ba59aabb19
131510044b18c460
147600456d52ad7
1533a5586b51c80
hex17f0b3f4f4285

421161260237445 has 32 divisors (see below), whose sum is σ = 829363712470272. Its totient is φ = 177720795528192.

The previous prime is 421161260237369. The next prime is 421161260237513. The reversal of 421161260237445 is 544732062161124.

It is not a de Polignac number, because 421161260237445 - 27 = 421161260237317 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 421161260237394 and 421161260237403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 154271522532 + ... + 154271525261.

It is an arithmetic number, because the mean of its divisors is an integer number (25917616014696).

Almost surely, 2421161260237445 is an apocalyptic number.

It is an amenable number.

421161260237445 is a deficient number, since it is larger than the sum of its proper divisors (408202452232827).

421161260237445 is a wasteful number, since it uses less digits than its factorization.

421161260237445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308543047821.

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 421161260237445 in words is "four hundred twenty-one trillion, one hundred sixty-one billion, two hundred sixty million, two hundred thirty-seven thousand, four hundred forty-five".

Divisors: 1 3 5 7 13 15 21 35 39 65 91 105 195 273 455 1365 308543047793 925629143379 1542715238965 2159801334551 4011059621309 4628145716895 6479404003653 10799006672755 12033178863927 20055298106545 28077417349163 32397020018265 60165894319635 84232252047489 140387086745815 421161260237445