209922095384 has 32 divisors (see below), whose sum is σ = 438691690800. Its totient is φ = 93587558400.

The previous prime is 209922095371. The next prime is 209922095423. The reversal of 209922095384 is 483590229902.

It is a super-2 number, since 2×209922095384² (a number of 23 digits) contains 22 as substring.

It is a congruent 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, 40617017 + ... + 40622184.

Almost surely, 2^209922095384 is an apocalyptic number.

It is an amenable number.

209922095384 is an abundant number, since it is smaller than the sum of its proper divisors (228769595416).

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

209922095384 is a wasteful number, since it uses less digits than its factorization.

209922095384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81239243 (or 81239239 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 53.

The spelling of 209922095384 in words is "two hundred nine billion, nine hundred twenty-two million, ninety-five thousand, three hundred eighty-four".