2582881536 has 72 divisors (see below), whose sum is σ = 7278634944. Its totient is φ = 810311680.

The previous prime is 2582881471. The next prime is 2582881541. The reversal of 2582881536 is 6351882852.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85860 + ... + 111971.

It is an arithmetic number, because the mean of its divisors is an integer number (101092152).

Almost surely, 2^2582881536 is an apocalyptic number.

It is an amenable number.

2582881536 is an abundant number, since it is smaller than the sum of its proper divisors (4695753408).

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

2582881536 is a wasteful number, since it uses less digits than its factorization.

2582881536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197867 (or 197853 counting only the distinct ones).

The product of its digits is 921600, while the sum is 48.

The square root of 2582881536 is about 50822.0575734592. The cubic root of 2582881536 is about 1372.0443904979.

The spelling of 2582881536 in words is "two billion, five hundred eighty-two million, eight hundred eighty-one thousand, five hundred thirty-six".