82502788480 has 128 divisors (see below), whose sum is σ = 235210106880. Its totient is φ = 27056781312.

The previous prime is 82502788477. The next prime is 82502788531. The reversal of 82502788480 is 8488720528.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 297304 + ... + 503383.

It is an arithmetic number, because the mean of its divisors is an integer number (1837578960).

Almost surely, 2^82502788480 is an apocalyptic number.

82502788480 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

82502788480 is an abundant number, since it is smaller than the sum of its proper divisors (152707318400).

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

82502788480 is a wasteful number, since it uses less digits than its factorization.

82502788480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800736 (or 800724 counting only the distinct ones).

The product of its (nonzero) digits is 2293760, while the sum is 52.

The spelling of 82502788480 in words is "eighty-two billion, five hundred two million, seven hundred eighty-eight thousand, four hundred eighty".