136822870872 has 64 divisors (see below), whose sum is σ = 389333397600. Its totient is φ = 44495239680.

The previous prime is 136822870843. The next prime is 136822870909. The reversal of 136822870872 is 278078228631.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7716013 + ... + 7733724.

Almost surely, 2^136822870872 is an apocalyptic number.

136822870872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136822870872 is an abundant number, since it is smaller than the sum of its proper divisors (252510526728).

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

136822870872 is a wasteful number, since it uses less digits than its factorization.

136822870872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15449793 (or 15449783 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 54.

The spelling of 136822870872 in words is "one hundred thirty-six billion, eight hundred twenty-two million, eight hundred seventy thousand, eight hundred seventy-two".