11897350504 has 16 divisors (see below), whose sum is σ = 24023496420. Its totient is φ = 5491084800.

The previous prime is 11897350489. The next prime is 11897350523. The reversal of 11897350504 is 40505379811.

It can be written as a sum of positive squares in 2 ways, for example, as 11848322500 + 49028004 = 108850^2 + 7002^2 .

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, 57198697 + ... + 57198904.

Almost surely, 2^11897350504 is an apocalyptic number.

It is an amenable number.

11897350504 is an abundant number, since it is smaller than the sum of its proper divisors (12126145916).

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

11897350504 is a wasteful number, since it uses less digits than its factorization.

11897350504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114397620 (or 114397616 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 43.

The spelling of 11897350504 in words is "eleven billion, eight hundred ninety-seven million, three hundred fifty thousand, five hundred four".