16409179474704 has 40 divisors (see below), whose sum is σ = 47100422567520. Its totient is φ = 5469726491424.

The previous prime is 16409179474703. The next prime is 16409179474817. The reversal of 16409179474704 is 40747497190461.

16409179474704 is a `hidden beast` number, since 1 + 6 + 4 + 0 + 91 + 7 + 9 + 474 + 70 + 4 = 666.

It is a super-2 number, since 2×16409179474704² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16409179474703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18992105442 + ... + 18992106305.

It is an arithmetic number, because the mean of its divisors is an integer number (1177510564188).

Almost surely, 2^{16409179474704} is an apocalyptic number.

It is an amenable number.

16409179474704 is an abundant number, since it is smaller than the sum of its proper divisors (30691243092816).

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

16409179474704 is a wasteful number, since it uses less digits than its factorization.

16409179474704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37984211764 (or 37984211752 counting only the distinct ones).

The product of its (nonzero) digits is 42674688, while the sum is 63.

The spelling of 16409179474704 in words is "sixteen trillion, four hundred nine billion, one hundred seventy-nine million, four hundred seventy-four thousand, seven hundred four".