136570409472 has 320 divisors, whose sum is σ = 442093132800. Its totient is φ = 36594892800.

The previous prime is 136570409441. The next prime is 136570409497. The reversal of 136570409472 is 274904075631.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20629779 + ... + 20636397.

It is an arithmetic number, because the mean of its divisors is an integer number (1381541040).

Almost surely, 2^136570409472 is an apocalyptic number.

136570409472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136570409472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221046566400).

136570409472 is an abundant number, since it is smaller than the sum of its proper divisors (305522723328).

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

136570409472 is a wasteful number, since it uses less digits than its factorization.

136570409472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6767 (or 6751 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 48.

The spelling of 136570409472 in words is "one hundred thirty-six billion, five hundred seventy million, four hundred nine thousand, four hundred seventy-two".