94656941921 has 2 divisors, whose sum is σ = 94656941922. Its totient is φ = 94656941920.

The previous prime is 94656941879. The next prime is 94656941957. The reversal of 94656941921 is 12914965649.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88598499025 + 6058442896 = 297655^2 + 77836^2 .

It is a cyclic number.

It is not a de Polignac number, because 94656941921 - 2³⁴ = 77477072737 is a prime.

It is not a weakly prime, because it can be changed into another prime (94656941521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47328470960 + 47328470961.

It is an arithmetic number, because the mean of its divisors is an integer number (47328470961).

Almost surely, 2^94656941921 is an apocalyptic number.

It is an amenable number.

94656941921 is a deficient number, since it is larger than the sum of its proper divisors (1).

94656941921 is an equidigital number, since it uses as much as digits as its factorization.

94656941921 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4199040, while the sum is 56.

The spelling of 94656941921 in words is "ninety-four billion, six hundred fifty-six million, nine hundred forty-one thousand, nine hundred twenty-one".