11612326616 has 48 divisors (see below), whose sum is σ = 24092660520. Its totient is φ = 5203788800.

The previous prime is 11612326573. The next prime is 11612326633. The reversal of 11612326616 is 61662321611.

It is a super-2 number, since 2×11612326616² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 430520 + ... + 456696.

Almost surely, 2^11612326616 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 11612326616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12046330260).

11612326616 is an abundant number, since it is smaller than the sum of its proper divisors (12480333904).

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

11612326616 is a wasteful number, since it uses less digits than its factorization.

11612326616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26336 (or 26261 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The spelling of 11612326616 in words is "eleven billion, six hundred twelve million, three hundred twenty-six thousand, six hundred sixteen".