13277914938 has 12 divisors (see below), whose sum is σ = 28768815738. Its totient is φ = 4425971640.

The previous prime is 13277914933. The next prime is 13277914961. The reversal of 13277914938 is 83941977231.

It can be written as a sum of positive squares in only one way, i.e., 9365787729 + 3912127209 = 96777^2 + 62547^2 .

It is not an unprimeable number, because it can be changed into a prime (13277914933) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 368830953 + ... + 368830988.

Almost surely, 2^13277914938 is an apocalyptic number.

13277914938 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

13277914938 is an abundant number, since it is smaller than the sum of its proper divisors (15490900800).

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

13277914938 is a wasteful number, since it uses less digits than its factorization.

13277914938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737661949 (or 737661946 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The spelling of 13277914938 in words is "thirteen billion, two hundred seventy-seven million, nine hundred fourteen thousand, nine hundred thirty-eight".