11897249016 has 64 divisors (see below), whose sum is σ = 30070310400. Its totient is φ = 3922224768.

The previous prime is 11897249011. The next prime is 11897249053. The reversal of 11897249016 is 61094279811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11897249011) 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, 2269150 + ... + 2274386.

It is an arithmetic number, because the mean of its divisors is an integer number (469848600).

Almost surely, 2^11897249016 is an apocalyptic number.

It is an amenable number.

11897249016 is an abundant number, since it is smaller than the sum of its proper divisors (18173061384).

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

11897249016 is a wasteful number, since it uses less digits than its factorization.

11897249016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6268 (or 6264 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 48.

The spelling of 11897249016 in words is "eleven billion, eight hundred ninety-seven million, two hundred forty-nine thousand, sixteen".