409274677164 has 96 divisors (see below), whose sum is σ = 992744811520. Its totient is φ = 131141058048.

The previous prime is 409274677127. The next prime is 409274677169. The reversal of 409274677164 is 461776472904.

It is a super-2 number, since 2×409274677164² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (409274677169) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12743094 + ... + 12775170.

Almost surely, 2^409274677164 is an apocalyptic number.

It is an amenable number.

409274677164 is an abundant number, since it is smaller than the sum of its proper divisors (583470134356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

409274677164 is a wasteful number, since it uses less digits than its factorization.

409274677164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32519 (or 32517 counting only the distinct ones).

The product of its (nonzero) digits is 14224896, while the sum is 57.

The spelling of 409274677164 in words is "four hundred nine billion, two hundred seventy-four million, six hundred seventy-seven thousand, one hundred sixty-four".