512294994100 has 72 divisors (see below), whose sum is σ = 1114525540800. Its totient is φ = 204394233600.

The previous prime is 512294994091. The next prime is 512294994109. The reversal of 512294994100 is 1499492215.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (512294994091) and next prime (512294994109).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512294994109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68039136 + ... + 68046664.

It is an arithmetic number, because the mean of its divisors is an integer number (15479521400).

Almost surely, 2^512294994100 is an apocalyptic number.

512294994100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

512294994100 is an abundant number, since it is smaller than the sum of its proper divisors (602230546700).

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

512294994100 is a wasteful number, since it uses less digits than its factorization.

512294994100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9193 (or 9186 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 512294994100 in words is "five hundred twelve billion, two hundred ninety-four million, nine hundred ninety-four thousand, one hundred".