13155736432 has 10 divisors (see below), whose sum is σ = 25489239368. Its totient is φ = 6577868208.

The previous prime is 13155736421. The next prime is 13155736457. The reversal of 13155736432 is 23463755131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 411116748 + ... + 411116779.

Almost surely, 2^13155736432 is an apocalyptic number.

It is an amenable number.

13155736432 is a deficient number, since it is larger than the sum of its proper divisors (12333502936).

13155736432 is an equidigital number, since it uses as much as digits as its factorization.

13155736432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822233535 (or 822233529 counting only the distinct ones).

The product of its digits is 226800, while the sum is 40.

The spelling of 13155736432 in words is "thirteen billion, one hundred fifty-five million, seven hundred thirty-six thousand, four hundred thirty-two".