511125206275 has 6 divisors (see below), whose sum is σ = 633795255812. Its totient is φ = 408900165000.

The previous prime is 511125206261. The next prime is 511125206279. The reversal of 511125206275 is 572602521115.

It is not a de Polignac number, because 511125206275 - 2³⁵ = 476765467907 is a prime.

It is a super-2 number, since 2×511125206275² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (511125206279) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10222504101 + ... + 10222504150.

Almost surely, 2^511125206275 is an apocalyptic number.

511125206275 is a deficient number, since it is larger than the sum of its proper divisors (122670049537).

511125206275 is a wasteful number, since it uses less digits than its factorization.

511125206275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20445008261 (or 20445008256 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 37.

The spelling of 511125206275 in words is "five hundred eleven billion, one hundred twenty-five million, two hundred six thousand, two hundred seventy-five".