94157091561 has 32 divisors (see below), whose sum is σ = 137637360000. Its totient is φ = 56906961408.

The previous prime is 94157091533. The next prime is 94157091563. The reversal of 94157091561 is 16519075149.

It is not a de Polignac number, because 94157091561 - 2²⁵ = 94123537129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 94157091561.

It is not an unprimeable number, because it can be changed into a prime (94157091563) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 426150 + ... + 608208.

It is an arithmetic number, because the mean of its divisors is an integer number (4301167500).

Almost surely, 2^94157091561 is an apocalyptic number.

It is an amenable number.

94157091561 is a deficient number, since it is larger than the sum of its proper divisors (43480268439).

94157091561 is a wasteful number, since it uses less digits than its factorization.

94157091561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182313.

The product of its (nonzero) digits is 340200, while the sum is 48.

The spelling of 94157091561 in words is "ninety-four billion, one hundred fifty-seven million, ninety-one thousand, five hundred sixty-one".