102457724402 has 16 divisors (see below), whose sum is σ = 167741870112. Its totient is φ = 46548421920.

The previous prime is 102457724393. The next prime is 102457724423. The reversal of 102457724402 is 204427754201.

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, 1118483 + ... + 1206614.

It is an arithmetic number, because the mean of its divisors is an integer number (10483866882).

Almost surely, 2^102457724402 is an apocalyptic number.

102457724402 is a deficient number, since it is larger than the sum of its proper divisors (65284145710).

102457724402 is a wasteful number, since it uses less digits than its factorization.

102457724402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2327113.

The product of its (nonzero) digits is 125440, while the sum is 38.

The spelling of 102457724402 in words is "one hundred two billion, four hundred fifty-seven million, seven hundred twenty-four thousand, four hundred two".