135157427553 has 4 divisors (see below), whose sum is σ = 180209903408. Its totient is φ = 90104951700.

The previous prime is 135157427533. The next prime is 135157427567. The reversal of 135157427553 is 355724751531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 135157427553 - 2²⁰ = 135156378977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135157427533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22526237923 + ... + 22526237928.

It is an arithmetic number, because the mean of its divisors is an integer number (45052475852).

Almost surely, 2^135157427553 is an apocalyptic number.

It is an amenable number.

135157427553 is a deficient number, since it is larger than the sum of its proper divisors (45052475855).

135157427553 is an equidigital number, since it uses as much as digits as its factorization.

135157427553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45052475854.

The product of its digits is 2205000, while the sum is 48.

The spelling of 135157427553 in words is "one hundred thirty-five billion, one hundred fifty-seven million, four hundred twenty-seven thousand, five hundred fifty-three".