136453387122 has 48 divisors (see below), whose sum is σ = 318779494488. Its totient is φ = 41934458880.

The previous prime is 136453387117. The next prime is 136453387129. The reversal of 136453387122 is 221783354631.

136453387122 is a `hidden beast` number, since 1 + 36 + 4 + 533 + 87 + 1 + 2 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 108953466561 + 27499920561 = 330081^2 + 165831^2 .

It is not an unprimeable number, because it can be changed into a prime (136453387129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 163023 + ... + 547250.

Almost surely, 2^136453387122 is an apocalyptic number.

136453387122 is an abundant number, since it is smaller than the sum of its proper divisors (182326107366).

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

136453387122 is a wasteful number, since it uses less digits than its factorization.

136453387122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711115 (or 711112 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The spelling of 136453387122 in words is "one hundred thirty-six billion, four hundred fifty-three million, three hundred eighty-seven thousand, one hundred twenty-two".