50120015625 has 105 divisors (see below), whose sum is σ = 94059753051. Its totient is φ = 26596350000.

The previous prime is 50120015611. The next prime is 50120015633. The reversal of 50120015625 is 52651002105.

The square root of 50120015625 is 223875.

It is a perfect power (a square), and thus also a powerful number.

50120015625 is a `hidden beast` number, since 5 + 0 + 1 + 20 + 0 + 15 + 625 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 43909945209 + 6210070416 = 209547^2 + 78804^2 .

It is not a de Polignac number, because 50120015625 - 2⁷ = 50120015497 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 104 ways as a sum of consecutive naturals, for example, 251859276 + ... + 251859474.

Almost surely, 2^50120015625 is an apocalyptic number.

50120015625 is the 223875-th square number.

50120015625 is the 111938-th centered octagonal number.

It is an amenable number.

50120015625 is a deficient number, since it is larger than the sum of its proper divisors (43939737426).

50120015625 is an frugal number, since it uses more digits than its factorization.

50120015625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440 (or 207 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The spelling of 50120015625 in words is "fifty billion, one hundred twenty million, fifteen thousand, six hundred twenty-five".