155136550535 has 16 divisors (see below), whose sum is σ = 187003454112. Its totient is φ = 123550627200.

The previous prime is 155136550523. The next prime is 155136550549. The reversal of 155136550535 is 535055631551.

It is not a de Polignac number, because 155136550535 - 2¹⁶ = 155136484999 is a prime.

It is a Duffinian number.

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, 1051205 + ... + 1189665.

It is an arithmetic number, because the mean of its divisors is an integer number (11687715882).

Almost surely, 2^155136550535 is an apocalyptic number.

155136550535 is a deficient number, since it is larger than the sum of its proper divisors (31866903577).

155136550535 is a wasteful number, since it uses less digits than its factorization.

155136550535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139474.

The product of its (nonzero) digits is 843750, while the sum is 44.

The spelling of 155136550535 in words is "one hundred fifty-five billion, one hundred thirty-six million, five hundred fifty thousand, five hundred thirty-five".