2451695768 has 16 divisors (see below), whose sum is σ = 4597756080. Its totient is φ = 1225627488.

The previous prime is 2451695747. The next prime is 2451695839. The reversal of 2451695768 is 8675961542.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25805 + ... + 74627.

It is an arithmetic number, because the mean of its divisors is an integer number (287359755).

Almost surely, 2^2451695768 is an apocalyptic number.

It is an amenable number.

2451695768 is a deficient number, since it is larger than the sum of its proper divisors (2146060312).

2451695768 is a wasteful number, since it uses less digits than its factorization.

2451695768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55106 (or 55102 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 53.

The square root of 2451695768 is about 49514.6015635792. The cubic root of 2451695768 is about 1348.4107073282.

The spelling of 2451695768 in words is "two billion, four hundred fifty-one million, six hundred ninety-five thousand, seven hundred sixty-eight".