16961167504 has 20 divisors (see below), whose sum is σ = 32925353580. Its totient is φ = 8464302080.

The previous prime is 16961167499. The next prime is 16961167519. The reversal of 16961167504 is 40576116961.

It can be written as a sum of positive squares in 2 ways, for example, as 1470875904 + 15490291600 = 38352^2 + 124460^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1009009 + ... + 1025680.

It is an arithmetic number, because the mean of its divisors is an integer number (1646267679).

Almost surely, 2^16961167504 is an apocalyptic number.

It is an amenable number.

16961167504 is a deficient number, since it is larger than the sum of its proper divisors (15964186076).

16961167504 is a wasteful number, since it uses less digits than its factorization.

16961167504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2035218 (or 2035212 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 46.

The spelling of 16961167504 in words is "sixteen billion, nine hundred sixty-one million, one hundred sixty-seven thousand, five hundred four".