84577682431 has 12 divisors (see below), whose sum is σ = 93040150000. Its totient is φ = 76827104640.

The previous prime is 84577682429. The next prime is 84577682479. The reversal of 84577682431 is 13428677548.

It is not a de Polignac number, because 84577682431 - 2¹ = 84577682429 is a prime.

It is a super-2 number, since 2×84577682431² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84577682831) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128691 + ... + 430948.

Almost surely, 2^84577682431 is an apocalyptic number.

84577682431 is a deficient number, since it is larger than the sum of its proper divisors (8462467569).

84577682431 is a wasteful number, since it uses less digits than its factorization.

84577682431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560910 (or 560899 counting only the distinct ones).

The product of its digits is 9031680, while the sum is 55.

The spelling of 84577682431 in words is "eighty-four billion, five hundred seventy-seven million, six hundred eighty-two thousand, four hundred thirty-one".