2251124544 has 56 divisors (see below), whose sum is σ = 6068507040. Its totient is φ = 736213504.

The previous prime is 2251124539. The next prime is 2251124573. The reversal of 2251124544 is 4454211522.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

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, 100434 + ... + 120785.

Almost surely, 2^2251124544 is an apocalyptic number.

2251124544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2251124544 is an abundant number, since it is smaller than the sum of its proper divisors (3817382496).

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

2251124544 is a wasteful number, since it uses less digits than its factorization.

2251124544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221287 (or 221277 counting only the distinct ones).

The product of its digits is 12800, while the sum is 30.

The square root of 2251124544 is about 47446.0171563431. The cubic root of 2251124544 is about 1310.5889673382.

The spelling of 2251124544 in words is "two billion, two hundred fifty-one million, one hundred twenty-four thousand, five hundred forty-four".