2451568530 has 32 divisors (see below), whose sum is σ = 5994782784. Its totient is φ = 641416256.

The previous prime is 2451568529. The next prime is 2451568547. The reversal of 2451568530 is 358651542.

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, 769344 + ... + 772523.

It is an arithmetic number, because the mean of its divisors is an integer number (187336962).

Almost surely, 2^2451568530 is an apocalyptic number.

2451568530 is an abundant number, since it is smaller than the sum of its proper divisors (3543214254).

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

2451568530 is a wasteful number, since it uses less digits than its factorization.

2451568530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1541930.

The product of its (nonzero) digits is 144000, while the sum is 39.

The square root of 2451568530 is about 49513.3166935926. The cubic root of 2451568530 is about 1348.3873803380.

The spelling of 2451568530 in words is "two billion, four hundred fifty-one million, five hundred sixty-eight thousand, five hundred thirty".