136555402540554 has 64 divisors (see below), whose sum is σ = 303971161656960. Its totient is φ = 45441265680000.

The previous prime is 136555402540489. The next prime is 136555402540573. The reversal of 136555402540554 is 455045204555631.

136555402540554 is a `hidden beast` number, since 1 + 3 + 6 + 5 + 5 + 5 + 40 + 2 + 5 + 40 + 554 = 666.

136555402540554 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×136555402540554² (a number of 29 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 136555402540554.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1561999764 + ... + 1562087184.

It is an arithmetic number, because the mean of its divisors is an integer number (4749549400890).

Almost surely, 2^{136555402540554} is an apocalyptic number.

136555402540554 is an abundant number, since it is smaller than the sum of its proper divisors (167415759116406).

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

136555402540554 is a wasteful number, since it uses less digits than its factorization.

136555402540554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136164 (or 136158 counting only the distinct ones).

The product of its (nonzero) digits is 36000000, while the sum is 54.

The spelling of 136555402540554 in words is "one hundred thirty-six trillion, five hundred fifty-five billion, four hundred two million, five hundred forty thousand, five hundred fifty-four".