807850161 has 12 divisors (see below), whose sum is σ = 1170149760. Its totient is φ = 537064440.

The previous prime is 807850103. The next prime is 807850163. The reversal of 807850161 is 161058708.

807850161 is a `hidden beast` number, since 80 + 78 + 501 + 6 + 1 = 666.

It is not a de Polignac number, because 807850161 - 2⁹ = 807849649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (807850163) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121785 + ... + 128246.

It is an arithmetic number, because the mean of its divisors is an integer number (97512480).

Almost surely, 2^807850161 is an apocalyptic number.

It is an amenable number.

807850161 is a deficient number, since it is larger than the sum of its proper divisors (362299599).

807850161 is a wasteful number, since it uses less digits than its factorization.

807850161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250396 (or 250393 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 36.

The square root of 807850161 is about 28422.7050260879. The cubic root of 807850161 is about 931.3443236081.

The spelling of 807850161 in words is "eight hundred seven million, eight hundred fifty thousand, one hundred sixty-one".