501111055007 has 16 divisors (see below), whose sum is σ = 531714780000. Its totient is φ = 470938552704.

The previous prime is 501111055001. The next prime is 501111055043. The reversal of 501111055007 is 700550111105.

It is not a de Polignac number, because 501111055007 - 2²⁸ = 500842619551 is a prime.

It is a super-2 number, since 2×501111055007² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501111055001) 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, 2073869 + ... + 2302857.

It is an arithmetic number, because the mean of its divisors is an integer number (33232173750).

Almost surely, 2^501111055007 is an apocalyptic number.

501111055007 is a deficient number, since it is larger than the sum of its proper divisors (30603724993).

501111055007 is a wasteful number, since it uses less digits than its factorization.

501111055007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229930.

The product of its (nonzero) digits is 875, while the sum is 26.

The spelling of 501111055007 in words is "five hundred one billion, one hundred eleven million, fifty-five thousand, seven".