13346091432 has 48 divisors (see below), whose sum is σ = 36181684500. Its totient is φ = 4444263936.

The previous prime is 13346091427. The next prime is 13346091433. The reversal of 13346091432 is 23419064331.

13346091432 is a `hidden beast` number, since 1 + 3 + 3 + 4 + 609 + 1 + 43 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 13162055076 + 184036356 = 114726^2 + 13566^2 .

It is a super-2 number, since 2×13346091432² (a number of 21 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (13346091433) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19207 + ... + 164502.

Almost surely, 2^13346091432 is an apocalyptic number.

13346091432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13346091432 is an abundant number, since it is smaller than the sum of its proper divisors (22835593068).

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

13346091432 is a wasteful number, since it uses less digits than its factorization.

13346091432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184730 (or 184723 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The spelling of 13346091432 in words is "thirteen billion, three hundred forty-six million, ninety-one thousand, four hundred thirty-two".