84613893904 has 40 divisors (see below), whose sum is σ = 165761573120. Its totient is φ = 41838208128.

The previous prime is 84613893893. The next prime is 84613893929. The reversal of 84613893904 is 40939831648.

It is a super-2 number, since 2×84613893904² (a number of 23 digits) contains 22 as substring.

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, 865729 + ... + 958495.

It is an arithmetic number, because the mean of its divisors is an integer number (4144039328).

Almost surely, 2^84613893904 is an apocalyptic number.

It is an amenable number.

84613893904 is a deficient number, since it is larger than the sum of its proper divisors (81147679216).

84613893904 is a wasteful number, since it uses less digits than its factorization.

84613893904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93407 (or 93401 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 55.

The spelling of 84613893904 in words is "eighty-four billion, six hundred thirteen million, eight hundred ninety-three thousand, nine hundred four".