2451042064 has 15 divisors (see below), whose sum is σ = 4749277717. Its totient is φ = 1225422016.

The previous prime is 2451042017. The next prime is 2451042079. The reversal of 2451042064 is 4602401542.

The square root of 2451042064 is 49508.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 280227600 + 2170814464 = 16740^2 + 46592^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 191844 + ... + 204220.

Almost surely, 2^2451042064 is an apocalyptic number.

2451042064 is the 49508-th square number.

It is an amenable number.

2451042064 is a deficient number, since it is larger than the sum of its proper divisors (2298235653).

2451042064 is an frugal number, since it uses more digits than its factorization.

2451042064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24762 (or 12379 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The cubic root of 2451042064 is about 1348.2908528941.

The spelling of 2451042064 in words is "two billion, four hundred fifty-one million, forty-two thousand, sixty-four".