505105051056 has 40 divisors (see below), whose sum is σ = 1310706109440. Its totient is φ = 167613331776.

The previous prime is 505105051001. The next prime is 505105051109. The reversal of 505105051056 is 650150501505.

It is a super-2 number, since 2×505105051056² (a number of 24 digits) contains 22 as substring.

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, 23583516 + ... + 23604923.

It is an arithmetic number, because the mean of its divisors is an integer number (32767652736).

Almost surely, 2^505105051056 is an apocalyptic number.

It is an amenable number.

505105051056 is an abundant number, since it is smaller than the sum of its proper divisors (805601058384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505105051056 is a wasteful number, since it uses less digits than its factorization.

505105051056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47188673 (or 47188667 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 505105051056 in words is "five hundred five billion, one hundred five million, fifty-one thousand, fifty-six".