505550005051 has 16 divisors (see below), whose sum is σ = 623230492864. Its totient is φ = 399343042944.

The previous prime is 505550005039. The next prime is 505550005159. The reversal of 505550005051 is 150500055505.

It is a cyclic number.

It is not a de Polignac number, because 505550005051 - 2¹³ = 505549996859 is a prime.

It is a super-2 number, since 2×505550005051² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (505550005001) 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, 4475616 + ... + 4587181.

It is an arithmetic number, because the mean of its divisors is an integer number (38951905804).

Almost surely, 2^505550005051 is an apocalyptic number.

505550005051 is a deficient number, since it is larger than the sum of its proper divisors (117680487813).

505550005051 is a wasteful number, since it uses less digits than its factorization.

505550005051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9063430.

The product of its (nonzero) digits is 15625, while the sum is 31.

The spelling of 505550005051 in words is "five hundred five billion, five hundred fifty million, five thousand, fifty-one".