495090690432 has 64 divisors (see below), whose sum is σ = 1416245018160. Its totient is φ = 152335595520.

The previous prime is 495090690401. The next prime is 495090690443. The reversal of 495090690432 is 234096090594.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×495090690432² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49583419 + ... + 49593402.

Almost surely, 2^495090690432 is an apocalyptic number.

It is an amenable number.

495090690432 is an abundant number, since it is smaller than the sum of its proper divisors (921154327728).

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

495090690432 is a wasteful number, since it uses less digits than its factorization.

495090690432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99176851 (or 99176839 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 51.

The spelling of 495090690432 in words is "four hundred ninety-five billion, ninety million, six hundred ninety thousand, four hundred thirty-two".