505055050955 has 16 divisors (see below), whose sum is σ = 745927460544. Its totient is φ = 319683196800.

The previous prime is 505055050933. The next prime is 505055050961. The reversal of 505055050955 is 559050550505.

It is not a de Polignac number, because 505055050955 - 2²⁸ = 504786615499 is a prime.

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, 555005096 + ... + 555006005.

It is an arithmetic number, because the mean of its divisors is an integer number (46620466284).

Almost surely, 2^505055050955 is an apocalyptic number.

505055050955 is a deficient number, since it is larger than the sum of its proper divisors (240872409589).

505055050955 is a wasteful number, since it uses less digits than its factorization.

505055050955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110011126.

The product of its (nonzero) digits is 703125, while the sum is 44.

The spelling of 505055050955 in words is "five hundred five billion, fifty-five million, fifty thousand, nine hundred fifty-five".