51905057350 has 12 divisors (see below), whose sum is σ = 96543406764. Its totient is φ = 20762022920.

The previous prime is 51905057317. The next prime is 51905057401. The reversal of 51905057350 is 5375050915.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 519050524 + ... + 519050623.

It is an arithmetic number, because the mean of its divisors is an integer number (8045283897).

Almost surely, 2^51905057350 is an apocalyptic number.

51905057350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

51905057350 is a deficient number, since it is larger than the sum of its proper divisors (44638349414).

51905057350 is a wasteful number, since it uses less digits than its factorization.

51905057350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038101159 (or 1038101154 counting only the distinct ones).

The product of its (nonzero) digits is 118125, while the sum is 40.

The spelling of 51905057350 in words is "fifty-one billion, nine hundred five million, fifty-seven thousand, three hundred fifty".