511012634425 has 24 divisors (see below), whose sum is σ = 657600422040. Its totient is φ = 393451968000.

The previous prime is 511012634417. The next prime is 511012634453. The reversal of 511012634425 is 524436210115.

It can be written as a sum of positive squares in 12 ways, for example, as 130190350761 + 380822283664 = 360819^2 + 617108^2 .

It is not a de Polignac number, because 511012634425 - 2³ = 511012634417 is a prime.

It is a super-2 number, since 2×511012634425² (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 23 ways as a sum of consecutive naturals, for example, 899026 + ... + 1352875.

It is an arithmetic number, because the mean of its divisors is an integer number (27400017585).

Almost surely, 2^511012634425 is an apocalyptic number.

It is an amenable number.

511012634425 is a deficient number, since it is larger than the sum of its proper divisors (146587787615).

511012634425 is a wasteful number, since it uses less digits than its factorization.

511012634425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2252253 (or 2252248 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 511012634425 in words is "five hundred eleven billion, twelve million, six hundred thirty-four thousand, four hundred twenty-five".