94531505641 has 2 divisors, whose sum is σ = 94531505642. Its totient is φ = 94531505640.

The previous prime is 94531505587. The next prime is 94531505669. The reversal of 94531505641 is 14650513549.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89712230400 + 4819275241 = 299520^2 + 69421^2 .

It is a cyclic number.

It is not a de Polignac number, because 94531505641 - 2¹⁷ = 94531374569 is a prime.

It is not a weakly prime, because it can be changed into another prime (94531505671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47265752820 + 47265752821.

It is an arithmetic number, because the mean of its divisors is an integer number (47265752821).

Almost surely, 2^94531505641 is an apocalyptic number.

It is an amenable number.

94531505641 is a deficient number, since it is larger than the sum of its proper divisors (1).

94531505641 is an equidigital number, since it uses as much as digits as its factorization.

94531505641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324000, while the sum is 43.

The spelling of 94531505641 in words is "ninety-four billion, five hundred thirty-one million, five hundred five thousand, six hundred forty-one".