512012412555 has 32 divisors (see below), whose sum is σ = 936881178624. Its totient is φ = 233905339776.

The previous prime is 512012412551. The next prime is 512012412563. The reversal of 512012412555 is 555214210215.

It is not a de Polignac number, because 512012412555 - 2² = 512012412551 is a prime.

It is a super-2 number, since 2×512012412555² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (512012412551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1483512 + ... + 1795781.

It is an arithmetic number, because the mean of its divisors is an integer number (29277536832).

Almost surely, 2^512012412555 is an apocalyptic number.

512012412555 is a deficient number, since it is larger than the sum of its proper divisors (424868766069).

512012412555 is a wasteful number, since it uses less digits than its factorization.

512012412555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3280795.

The product of its (nonzero) digits is 20000, while the sum is 33.

The spelling of 512012412555 in words is "five hundred twelve billion, twelve million, four hundred twelve thousand, five hundred fifty-five".