511404112125 has 48 divisors (see below), whose sum is σ = 922152950784. Its totient is φ = 272671404000.

The previous prime is 511404112117. The next prime is 511404112217. The reversal of 511404112125 is 521211404115.

511404112125 is a `hidden beast` number, since 511 + 4 + 0 + 4 + 1 + 121 + 25 = 666.

It is not a de Polignac number, because 511404112125 - 2³ = 511404112117 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4013140 + ... + 4138610.

It is an arithmetic number, because the mean of its divisors is an integer number (19211519808).

Almost surely, 2^511404112125 is an apocalyptic number.

It is an amenable number.

511404112125 is a deficient number, since it is larger than the sum of its proper divisors (410748838659).

511404112125 is a wasteful number, since it uses less digits than its factorization.

511404112125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129115 (or 129102 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 27.

The spelling of 511404112125 in words is "five hundred eleven billion, four hundred four million, one hundred twelve thousand, one hundred twenty-five".