11626601172 has 24 divisors (see below), whose sum is σ = 28724544576. Its totient is φ = 3647561088.

The previous prime is 11626601137. The next prime is 11626601197. The reversal of 11626601172 is 27110662611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28496368 + ... + 28496775.

It is an arithmetic number, because the mean of its divisors is an integer number (1196856024).

Almost surely, 2^11626601172 is an apocalyptic number.

11626601172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11626601172 is an abundant number, since it is smaller than the sum of its proper divisors (17097943404).

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

11626601172 is a wasteful number, since it uses less digits than its factorization.

11626601172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56993167 (or 56993165 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 33.

The spelling of 11626601172 in words is "eleven billion, six hundred twenty-six million, six hundred one thousand, one hundred seventy-two".