51250245604 has 24 divisors (see below), whose sum is σ = 93630720960. Its totient is φ = 24499642464.

The previous prime is 51250245577. The next prime is 51250245691. The reversal of 51250245604 is 40654205215.

It is a self number, because there is not a number n which added to its sum of digits gives 51250245604.

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, 72642 + ... + 328294.

It is an arithmetic number, because the mean of its divisors is an integer number (3901280040).

Almost surely, 2^51250245604 is an apocalyptic number.

It is an amenable number.

51250245604 is a deficient number, since it is larger than the sum of its proper divisors (42380475356).

51250245604 is a wasteful number, since it uses less digits than its factorization.

51250245604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257859 (or 257857 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 51250245604 in words is "fifty-one billion, two hundred fifty million, two hundred forty-five thousand, six hundred four".