512125453415 has 4 divisors (see below), whose sum is σ = 614550544104. Its totient is φ = 409700362728.

The previous prime is 512125453409. The next prime is 512125453549. The reversal of 512125453415 is 514354521215.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 512125453415 - 2²⁰ = 512124404839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51212545337 + ... + 51212545346.

It is an arithmetic number, because the mean of its divisors is an integer number (153637636026).

Almost surely, 2^512125453415 is an apocalyptic number.

512125453415 is a deficient number, since it is larger than the sum of its proper divisors (102425090689).

512125453415 is a wasteful number, since it uses less digits than its factorization.

512125453415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102425090688.

The product of its digits is 120000, while the sum is 38.

The spelling of 512125453415 in words is "five hundred twelve billion, one hundred twenty-five million, four hundred fifty-three thousand, four hundred fifteen".