84526532972 has 24 divisors (see below), whose sum is σ = 169997506560. Its totient is φ = 36023276880.

The previous prime is 84526532971. The next prime is 84526532989. The reversal of 84526532972 is 27923562548.

It is not an unprimeable number, because it can be changed into a prime (84526532971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8427404 + ... + 8437427.

It is an arithmetic number, because the mean of its divisors is an integer number (7083229440).

Almost surely, 2^84526532972 is an apocalyptic number.

It is an amenable number.

84526532972 is an abundant number, since it is smaller than the sum of its proper divisors (85470973588).

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

84526532972 is a wasteful number, since it uses less digits than its factorization.

84526532972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16865021 (or 16865019 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 53.

The spelling of 84526532972 in words is "eighty-four billion, five hundred twenty-six million, five hundred thirty-two thousand, nine hundred seventy-two".