13305552156 has 60 divisors (see below), whose sum is σ = 37458995112. Its totient is φ = 4094014752.

The previous prime is 13305552151. The next prime is 13305552167. The reversal of 13305552156 is 65125550331.

13305552156 is a `hidden beast` number, since 1 + 3 + 30 + 55 + 521 + 56 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 13305552156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13305552151) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1575270 + ... + 1583693.

Almost surely, 2^13305552156 is an apocalyptic number.

It is an amenable number.

13305552156 is an abundant number, since it is smaller than the sum of its proper divisors (24153442956).

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

13305552156 is a wasteful number, since it uses less digits than its factorization.

13305552156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3158992 (or 3158981 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

The spelling of 13305552156 in words is "thirteen billion, three hundred five million, five hundred fifty-two thousand, one hundred fifty-six".