136453775220 has 144 divisors (see below), whose sum is σ = 500865700608. Its totient is φ = 29354757120.

The previous prime is 136453775207. The next prime is 136453775243. The reversal of 136453775220 is 22577354631.

136453775220 is a `hidden beast` number, since 1 + 3 + 6 + 4 + 53 + 77 + 522 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3163776 + ... + 3206615.

It is an arithmetic number, because the mean of its divisors is an integer number (3478234032).

Almost surely, 2^136453775220 is an apocalyptic number.

136453775220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136453775220 is an abundant number, since it is smaller than the sum of its proper divisors (364411925388).

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

136453775220 is a wasteful number, since it uses less digits than its factorization.

136453775220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6370430 (or 6370425 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 45.

The spelling of 136453775220 in words is "one hundred thirty-six billion, four hundred fifty-three million, seven hundred seventy-five thousand, two hundred twenty".