13377877331 has 64 divisors (see below), whose sum is σ = 17227026432. Its totient is φ = 10108800000.

The previous prime is 13377877327. The next prime is 13377877339.

13377877331 is nontrivially palindromic in base 10.

13377877331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13377877331 - 2² = 13377877327 is a prime.

It is a super-2 number, since 2×13377877331² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13377877331.

It is not an unprimeable number, because it can be changed into a prime (13377877339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 49364726 + ... + 49364996.

It is an arithmetic number, because the mean of its divisors is an integer number (269172288).

Almost surely, 2^13377877331 is an apocalyptic number.

13377877331 is a deficient number, since it is larger than the sum of its proper divisors (3849149101).

13377877331 is a wasteful number, since it uses less digits than its factorization.

13377877331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564.

The product of its digits is 1555848, while the sum is 50.

The spelling of 13377877331 in words is "thirteen billion, three hundred seventy-seven million, eight hundred seventy-seven thousand, three hundred thirty-one".