94072156965 has 12 divisors (see below), whose sum is σ = 163058405484. Its totient is φ = 50171817024.

The previous prime is 94072156939. The next prime is 94072157029. The reversal of 94072156965 is 56965127049.

94072156965 is a `hidden beast` number, since 9 + 4 + 0 + 72 + 1 + 569 + 6 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 62909669124 + 31162487841 = 250818^2 + 176529^2 .

It is not a de Polignac number, because 94072156965 - 2²⁶ = 94005048101 is a prime.

It is a super-2 number, since 2×94072156965² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1045246144 + ... + 1045246233.

It is an arithmetic number, because the mean of its divisors is an integer number (13588200457).

Almost surely, 2^94072156965 is an apocalyptic number.

It is an amenable number.

94072156965 is a deficient number, since it is larger than the sum of its proper divisors (68986248519).

94072156965 is a wasteful number, since it uses less digits than its factorization.

94072156965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2090492388 (or 2090492385 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 54.

The spelling of 94072156965 in words is "ninety-four billion, seventy-two million, one hundred fifty-six thousand, nine hundred sixty-five".