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407055520553 = 112310914760689
BaseRepresentation
bin1011110110001100110…
…01100101001100101001
31102220200101202221122212
411323012121211030221
523132122203124203
6510555420254505
741260133556533
oct5730631451451
91386611687585
10407055520553
111476a4258420
1266a820a1435
132c5012b3386
14159b7252853
15a8c602d1d8
hex5ec6665329

407055520553 has 16 divisors (see below), whose sum is σ = 467618659200. Its totient is φ = 350713946880.

The previous prime is 407055520519. The next prime is 407055520559. The reversal of 407055520553 is 355025550704.

It is a happy number.

It is not a de Polignac number, because 407055520553 - 26 = 407055520489 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 407055520553.

It is not an unprimeable number, because it can be changed into a prime (407055520559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7352768 + ... + 7407921.

It is an arithmetic number, because the mean of its divisors is an integer number (29226166200).

Almost surely, 2407055520553 is an apocalyptic number.

It is an amenable number.

407055520553 is a deficient number, since it is larger than the sum of its proper divisors (60563138647).

407055520553 is a wasteful number, since it uses less digits than its factorization.

407055520553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14760832.

The product of its (nonzero) digits is 525000, while the sum is 41.

The spelling of 407055520553 in words is "four hundred seven billion, fifty-five million, five hundred twenty thousand, five hundred fifty-three".

Divisors: 1 11 23 109 253 1199 2507 27577 14760689 162367579 339495847 1608915101 3734454317 17698066111 37005047323 407055520553