50000505555051 has 16 divisors (see below), whose sum is σ = 77973497942400. Its totient is φ = 31579266666024.

The previous prime is 50000505555047. The next prime is 50000505555071. The reversal of 50000505555051 is 15055550500005.

It is a happy number.

50000505555051 is a `hidden beast` number, since 5 + 0 + 0 + 0 + 0 + 5 + 0 + 55 + 550 + 51 = 666.

It is not a de Polignac number, because 50000505555051 - 2² = 50000505555047 is a prime.

It is a super-2 number, since 2×50000505555051² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50000505554997 and 50000505555015.

It is not an unprimeable number, because it can be changed into a prime (50000505555041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48733435701 + ... + 48733436726.

It is an arithmetic number, because the mean of its divisors is an integer number (4873343621400).

Almost surely, 2^{50000505555051} is an apocalyptic number.

50000505555051 is a deficient number, since it is larger than the sum of its proper divisors (27972992387349).

50000505555051 is a wasteful number, since it uses less digits than its factorization.

50000505555051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97466872455 (or 97466872449 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 36.

The spelling of 50000505555051 in words is "fifty trillion, five hundred five million, five hundred fifty-five thousand, fifty-one".