94979897693 has 2 divisors, whose sum is σ = 94979897694. Its totient is φ = 94979897692.

The previous prime is 94979897669. The next prime is 94979897699. The reversal of 94979897693 is 39679897949.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91338137284 + 3641760409 = 302222^2 + 60347^2 .

It is a cyclic number.

It is not a de Polignac number, because 94979897693 - 2⁸ = 94979897437 is a prime.

It is a super-3 number, since 3×94979897693³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (94979897699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47489948846 + 47489948847.

It is an arithmetic number, because the mean of its divisors is an integer number (47489948847).

Almost surely, 2^94979897693 is an apocalyptic number.

It is an amenable number.

94979897693 is a deficient number, since it is larger than the sum of its proper divisors (1).

94979897693 is an equidigital number, since it uses as much as digits as its factorization.

94979897693 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1666598976, while the sum is 80.

The spelling of 94979897693 in words is "ninety-four billion, nine hundred seventy-nine million, eight hundred ninety-seven thousand, six hundred ninety-three".