50729299825 has 12 divisors (see below), whose sum is σ = 63075744640. Its totient is φ = 40472850960.

The previous prime is 50729299807. The next prime is 50729299847. The reversal of 50729299825 is 52899292705.

It is not a de Polignac number, because 50729299825 - 2³¹ = 48581816177 is a prime.

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 50729299825.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2755365 + ... + 2773714.

Almost surely, 2^50729299825 is an apocalyptic number.

It is an amenable number.

50729299825 is a deficient number, since it is larger than the sum of its proper divisors (12346444815).

50729299825 is a wasteful number, since it uses less digits than its factorization.

50729299825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5529456 (or 5529451 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 58.

The spelling of 50729299825 in words is "fifty billion, seven hundred twenty-nine million, two hundred ninety-nine thousand, eight hundred twenty-five".