2642522544 has 60 divisors (see below), whose sum is σ = 7400733912. Its totient is φ = 880204800.

The previous prime is 2642522537. The next prime is 2642522549. The reversal of 2642522544 is 4452252462.

2642522544 is a `hidden beast` number, since 2 + 6 + 425 + 225 + 4 + 4 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2642522499 and 2642522508.

It is not an unprimeable number, because it can be changed into a prime (2642522549) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 220384 + ... + 232064.

Almost surely, 2^2642522544 is an apocalyptic number.

2642522544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2642522544 is an abundant number, since it is smaller than the sum of its proper divisors (4758211368).

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

2642522544 is a wasteful number, since it uses less digits than its factorization.

2642522544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13266 (or 13257 counting only the distinct ones).

The product of its digits is 153600, while the sum is 36.

The square root of 2642522544 is about 51405.4719266344. The cubic root of 2642522544 is about 1382.5247040201.

The spelling of 2642522544 in words is "two billion, six hundred forty-two million, five hundred twenty-two thousand, five hundred forty-four".