2582788652442 has 48 divisors (see below), whose sum is σ = 5829555663360. Its totient is φ = 825513962400.

The previous prime is 2582788652429. The next prime is 2582788652447. The reversal of 2582788652442 is 2442568872852.

2582788652442 is a `hidden beast` number, since 2 + 5 + 8 + 27 + 8 + 86 + 524 + 4 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2582788652442.

It is not an unprimeable number, because it can be changed into a prime (2582788652447) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21171534 + ... + 21293177.

It is an arithmetic number, because the mean of its divisors is an integer number (121449076320).

Almost surely, 2^{2582788652442} is an apocalyptic number.

2582788652442 is an abundant number, since it is smaller than the sum of its proper divisors (3246767010918).

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

2582788652442 is a wasteful number, since it uses less digits than its factorization.

2582788652442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42464859 (or 42464856 counting only the distinct ones).

The product of its digits is 137625600, while the sum is 63.

The spelling of 2582788652442 in words is "two trillion, five hundred eighty-two billion, seven hundred eighty-eight million, six hundred fifty-two thousand, four hundred forty-two".