11332349172 has 48 divisors (see below), whose sum is σ = 30063436480. Its totient is φ = 3689600544.

The previous prime is 11332349153. The next prime is 11332349173. The reversal of 11332349172 is 27194323311.

11332349172 is a `hidden beast` number, since 113 + 32 + 349 + 172 = 666.

It is a super-2 number, since 2×11332349172² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11332349173) 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, 1215463 + ... + 1224750.

Almost surely, 2^11332349172 is an apocalyptic number.

11332349172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11332349172 is an abundant number, since it is smaller than the sum of its proper divisors (18731087308).

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

11332349172 is a wasteful number, since it uses less digits than its factorization.

11332349172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2440269 (or 2440261 counting only the distinct ones).

The product of its digits is 27216, while the sum is 36.

The spelling of 11332349172 in words is "eleven billion, three hundred thirty-two million, three hundred forty-nine thousand, one hundred seventy-two".