512044401243156 has 48 divisors (see below), whose sum is σ = 1209171874467648. Its totient is φ = 168624118022400.

The previous prime is 512044401243143. The next prime is 512044401243187. The reversal of 512044401243156 is 651342104440215.

It is a super-3 number, since 3×512044401243156³ (a number of 45 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188810946 + ... + 191503686.

It is an arithmetic number, because the mean of its divisors is an integer number (25191080718076).

Almost surely, 2^{512044401243156} is an apocalyptic number.

It is an amenable number.

512044401243156 is an abundant number, since it is smaller than the sum of its proper divisors (697127473224492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

512044401243156 is a wasteful number, since it uses less digits than its factorization.

512044401243156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2883752 (or 2883750 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 42.

The spelling of 512044401243156 in words is "five hundred twelve trillion, forty-four billion, four hundred one million, two hundred forty-three thousand, one hundred fifty-six".