83240524572 has 36 divisors (see below), whose sum is σ = 200695444488. Its totient is φ = 26851778400.

The previous prime is 83240524567. The next prime is 83240524573. The reversal of 83240524572 is 27542504238.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83240524573) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3597579 + ... + 3620642.

It is an arithmetic number, because the mean of its divisors is an integer number (5574873458).

Almost surely, 2^83240524572 is an apocalyptic number.

It is an amenable number.

83240524572 is an abundant number, since it is smaller than the sum of its proper divisors (117454919916).

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

83240524572 is a wasteful number, since it uses less digits than its factorization.

83240524572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7218290 (or 7218257 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 42.

The spelling of 83240524572 in words is "eighty-three billion, two hundred forty million, five hundred twenty-four thousand, five hundred seventy-two".