209130372903712 has 48 divisors (see below), whose sum is σ = 444069441002880. Its totient is φ = 96375243508992.

The previous prime is 209130372903671. The next prime is 209130372903743. The reversal of 209130372903712 is 217309273031902.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381150168 + ... + 381698455.

It is an arithmetic number, because the mean of its divisors is an integer number (9251446687560).

Almost surely, 2^{209130372903712} is an apocalyptic number.

It is an amenable number.

209130372903712 is an abundant number, since it is smaller than the sum of its proper divisors (234939068099168).

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

209130372903712 is a wasteful number, since it uses less digits than its factorization.

209130372903712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762849305 (or 762849297 counting only the distinct ones).

The product of its (nonzero) digits is 857304, while the sum is 49.

The spelling of 209130372903712 in words is "two hundred nine trillion, one hundred thirty billion, three hundred seventy-two million, nine hundred three thousand, seven hundred twelve".