495049995972 has 96 divisors (see below), whose sum is σ = 1500926873600. Its totient is φ = 138153478176.

The previous prime is 495049995967. The next prime is 495049996013. The reversal of 495049995972 is 279599940594.

495049995972 is a `hidden beast` number, since 49 + 5 + 0 + 499 + 9 + 5 + 97 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 495049995972.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7581772 + ... + 7646787.

Almost surely, 2^495049995972 is an apocalyptic number.

495049995972 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

495049995972 is an abundant number, since it is smaller than the sum of its proper divisors (1005876877628).

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

495049995972 is a wasteful number, since it uses less digits than its factorization.

495049995972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15228622 (or 15228614 counting only the distinct ones).

The product of its (nonzero) digits is 330674400, while the sum is 72.

The spelling of 495049995972 in words is "four hundred ninety-five billion, forty-nine million, nine hundred ninety-five thousand, nine hundred seventy-two".