495237218895 has 24 divisors (see below), whose sum is σ = 858533369616. Its totient is φ = 264088919808.

The previous prime is 495237218873. The next prime is 495237218939. The reversal of 495237218895 is 598812732594.

495237218895 is a `hidden beast` number, since 4 + 9 + 523 + 7 + 2 + 18 + 8 + 95 = 666.

It is not a de Polignac number, because 495237218895 - 2⁸ = 495237218639 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 462177 + ... + 1097306.

It is an arithmetic number, because the mean of its divisors is an integer number (35772223734).

Almost surely, 2^495237218895 is an apocalyptic number.

495237218895 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

495237218895 is a deficient number, since it is larger than the sum of its proper divisors (363296150721).

495237218895 is a wasteful number, since it uses less digits than its factorization.

495237218895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1566551 (or 1566548 counting only the distinct ones).

The product of its digits is 43545600, while the sum is 63.

The spelling of 495237218895 in words is "four hundred ninety-five billion, two hundred thirty-seven million, two hundred eighteen thousand, eight hundred ninety-five".