307838894166 has 48 divisors (see below), whose sum is σ = 679796076960. Its totient is φ = 100643212800.

The previous prime is 307838894119. The next prime is 307838894171. The reversal of 307838894166 is 661498838703.

307838894166 is a `hidden beast` number, since 3 + 0 + 7 + 8 + 388 + 94 + 166 = 666.

It is a super-2 number, since 2×307838894166² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2884966 + ... + 2989766.

It is an arithmetic number, because the mean of its divisors is an integer number (14162418270).

Almost surely, 2^307838894166 is an apocalyptic number.

307838894166 is an abundant number, since it is smaller than the sum of its proper divisors (371957182794).

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

307838894166 is a wasteful number, since it uses less digits than its factorization.

307838894166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107941 (or 107938 counting only the distinct ones).

The product of its (nonzero) digits is 41803776, while the sum is 63.

The spelling of 307838894166 in words is "three hundred seven billion, eight hundred thirty-eight million, eight hundred ninety-four thousand, one hundred sixty-six".