509554555051 has 2 divisors, whose sum is σ = 509554555052. Its totient is φ = 509554555050.

The previous prime is 509554554989. The next prime is 509554555157. The reversal of 509554555051 is 150555455905.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 509554555051 - 2¹⁵ = 509554522283 is a prime.

It is a super-2 number, since 2×509554555051² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 509554554986 and 509554555004.

It is not a weakly prime, because it can be changed into another prime (509554552051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254777277525 + 254777277526.

It is an arithmetic number, because the mean of its divisors is an integer number (254777277526).

Almost surely, 2^509554555051 is an apocalyptic number.

509554555051 is a deficient number, since it is larger than the sum of its proper divisors (1).

509554555051 is an equidigital number, since it uses as much as digits as its factorization.

509554555051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2812500, while the sum is 49.

The spelling of 509554555051 in words is "five hundred nine billion, five hundred fifty-four million, five hundred fifty-five thousand, fifty-one".