495135669023856 has 120 divisors (see below), whose sum is σ = 1583675606083584. Its totient is φ = 141464886825600.

The previous prime is 495135669023819. The next prime is 495135669023911. The reversal of 495135669023856 is 658320966531594.

495135669023856 is a `hidden beast` number, since 4 + 9 + 5 + 1 + 3 + 566 + 9 + 0 + 2 + 3 + 8 + 56 = 666.

It is a hoax number, since the sum of its digits (72) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54453181 + ... + 62892131.

Almost surely, 2^{495135669023856} is an apocalyptic number.

It is an amenable number.

495135669023856 is an abundant number, since it is smaller than the sum of its proper divisors (1088539937059728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

495135669023856 is a wasteful number, since it uses less digits than its factorization.

495135669023856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8497179 (or 8497170 counting only the distinct ones).

The product of its (nonzero) digits is 1259712000, while the sum is 72.

The spelling of 495135669023856 in words is "four hundred ninety-five trillion, one hundred thirty-five billion, six hundred sixty-nine million, twenty-three thousand, eight hundred fifty-six".