13216077700 has 36 divisors (see below), whose sum is σ = 32775874432. Its totient is φ = 4531226400.

The previous prime is 13216077689. The next prime is 13216077701. The reversal of 13216077700 is 777061231.

It is not an unprimeable number, because it can be changed into a prime (13216077701) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9439356 + ... + 9440755.

Almost surely, 2^13216077700 is an apocalyptic number.

13216077700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13216077700 is an abundant number, since it is smaller than the sum of its proper divisors (19559796732).

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

13216077700 is a wasteful number, since it uses less digits than its factorization.

13216077700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18880132 (or 18880125 counting only the distinct ones).

The product of its (nonzero) digits is 12348, while the sum is 34.

The spelling of 13216077700 in words is "thirteen billion, two hundred sixteen million, seventy-seven thousand, seven hundred".