42816890392 has 16 divisors (see below), whose sum is σ = 80422770600. Its totient is φ = 21370818240.

The previous prime is 42816890383. The next prime is 42816890407. The reversal of 42816890392 is 29309861824.

It is a super-2 number, since 2×42816890392² (a number of 22 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 3 ways as a sum of consecutive naturals, for example, 4698534 + ... + 4707637.

Almost surely, 2^42816890392 is an apocalyptic number.

It is an amenable number.

42816890392 is a deficient number, since it is larger than the sum of its proper divisors (37605880208).

42816890392 is a wasteful number, since it uses less digits than its factorization.

42816890392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9406746 (or 9406742 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 52.

The spelling of 42816890392 in words is "forty-two billion, eight hundred sixteen million, eight hundred ninety thousand, three hundred ninety-two".