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, 2^{421161260237445} 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".