13728790955 has 32 divisors (see below), whose sum is σ = 19003299840. Its totient is φ = 9416494080.

The previous prime is 13728790951. The next prime is 13728790969. The reversal of 13728790955 is 55909782731.

It is not a de Polignac number, because 13728790955 - 2² = 13728790951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13728790955.

It is not an unprimeable number, because it can be changed into a prime (13728790951) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 203579 + ... + 262491.

It is an arithmetic number, because the mean of its divisors is an integer number (593853120).

Almost surely, 2^13728790955 is an apocalyptic number.

13728790955 is a deficient number, since it is larger than the sum of its proper divisors (5274508885).

13728790955 is a wasteful number, since it uses less digits than its factorization.

13728790955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59171.

The product of its (nonzero) digits is 4762800, while the sum is 56.

The spelling of 13728790955 in words is "thirteen billion, seven hundred twenty-eight million, seven hundred ninety thousand, nine hundred fifty-five".