11899064716 has 96 divisors (see below), whose sum is σ = 27415019520. Its totient is φ = 4378017600.

The previous prime is 11899064687. The next prime is 11899064741. The reversal of 11899064716 is 61746099811.

It is a super-2 number, since 2×11899064716² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1933941 + ... + 1940083.

It is an arithmetic number, because the mean of its divisors is an integer number (285573120).

Almost surely, 2^11899064716 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11899064716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13707509760).

11899064716 is an abundant number, since it is smaller than the sum of its proper divisors (15515954804).

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

11899064716 is a wasteful number, since it uses less digits than its factorization.

11899064716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6515 (or 6513 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 52.

The spelling of 11899064716 in words is "eleven billion, eight hundred ninety-nine million, sixty-four thousand, seven hundred sixteen".