135556253008 has 80 divisors (see below), whose sum is σ = 311996548800. Its totient is φ = 56360586240.

The previous prime is 135556252973. The next prime is 135556253051. The reversal of 135556253008 is 800352655531.

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, 601941 + ... + 795892.

It is an arithmetic number, because the mean of its divisors is an integer number (3899956860).

Almost surely, 2^135556253008 is an apocalyptic number.

It is an amenable number.

135556253008 is an abundant number, since it is smaller than the sum of its proper divisors (176440295792).

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

135556253008 is a wasteful number, since it uses less digits than its factorization.

135556253008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1397900 (or 1397894 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 43.

The spelling of 135556253008 in words is "one hundred thirty-five billion, five hundred fifty-six million, two hundred fifty-three thousand, eight".