499955055 has 32 divisors (see below), whose sum is σ = 814924800. Its totient is φ = 261685632.

The previous prime is 499955033. The next prime is 499955069. The reversal of 499955055 is 550559994.

It is not a de Polignac number, because 499955055 - 2⁷ = 499954927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 499954989 and 499955007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 210937 + ... + 213293.

It is an arithmetic number, because the mean of its divisors is an integer number (25466400).

Almost surely, 2^499955055 is an apocalyptic number.

499955055 is a deficient number, since it is larger than the sum of its proper divisors (314969745).

499955055 is a wasteful number, since it uses less digits than its factorization.

499955055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2623.

The product of its (nonzero) digits is 1822500, while the sum is 51.

The square root of 499955055 is about 22359.6747516595. The cubic root of 499955055 is about 793.6767433581.

The spelling of 499955055 in words is "four hundred ninety-nine million, nine hundred fifty-five thousand, fifty-five".