84553515956 has 24 divisors (see below), whose sum is σ = 182115265920. Its totient is φ = 33449742432.

The previous prime is 84553515947. The next prime is 84553515973. The reversal of 84553515956 is 65951535548.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116144576 + ... + 116145303.

It is an arithmetic number, because the mean of its divisors is an integer number (7588136080).

Almost surely, 2^84553515956 is an apocalyptic number.

It is an amenable number.

84553515956 is an abundant number, since it is smaller than the sum of its proper divisors (97561749964).

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

84553515956 is a wasteful number, since it uses less digits than its factorization.

84553515956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232289903 (or 232289901 counting only the distinct ones).

The product of its digits is 16200000, while the sum is 56.

The spelling of 84553515956 in words is "eighty-four billion, five hundred fifty-three million, five hundred fifteen thousand, nine hundred fifty-six".