309894052014 has 20 divisors (see below), whose sum is σ = 694392228024. Its totient is φ = 103298017284.

The previous prime is 309894051983. The next prime is 309894052037. The reversal of 309894052014 is 410250498903.

309894052014 is a `hidden beast` number, since 3 + 0 + 9 + 89 + 40 + 520 + 1 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 956462962 + ... + 956463285.

Almost surely, 2^309894052014 is an apocalyptic number.

309894052014 is an abundant number, since it is smaller than the sum of its proper divisors (384498176010).

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

309894052014 is a wasteful number, since it uses less digits than its factorization.

309894052014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1912926261 (or 1912926252 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 309894052014 in words is "three hundred nine billion, eight hundred ninety-four million, fifty-two thousand, fourteen".