50515955 has 16 divisors (see below), whose sum is σ = 70061760. Its totient is φ = 34248192.

The previous prime is 50515939. The next prime is 50515961. The reversal of 50515955 is 55951505.

It is a cyclic number.

It is not a de Polignac number, because 50515955 - 2⁴ = 50515939 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

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, 4994 + ... + 11223.

It is an arithmetic number, because the mean of its divisors is an integer number (4378860).

Almost surely, 2^50515955 is an apocalyptic number.

50515955 is a deficient number, since it is larger than the sum of its proper divisors (19545805).

50515955 is a wasteful number, since it uses less digits than its factorization.

50515955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16318.

The product of its (nonzero) digits is 28125, while the sum is 35.

The square root of 50515955 is about 7107.4577030046. The cubic root of 50515955 is about 369.6660122210. Note that the first 3 decimals are identical.

The spelling of 50515955 in words is "fifty million, five hundred fifteen thousand, nine hundred fifty-five".