95897986021 has 2 divisors, whose sum is σ = 95897986022. Its totient is φ = 95897986020.

The previous prime is 95897986013. The next prime is 95897986061. The reversal of 95897986021 is 12068979859.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90135050625 + 5762935396 = 300225^2 + 75914^2 .

It is a cyclic number.

It is not a de Polignac number, because 95897986021 - 2³ = 95897986013 is a prime.

It is a super-2 number, since 2×95897986021² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (95897986001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47948993010 + 47948993011.

It is an arithmetic number, because the mean of its divisors is an integer number (47948993011).

Almost surely, 2^95897986021 is an apocalyptic number.

It is an amenable number.

95897986021 is a deficient number, since it is larger than the sum of its proper divisors (1).

95897986021 is an equidigital number, since it uses as much as digits as its factorization.

95897986021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19595520, while the sum is 64.

The spelling of 95897986021 in words is "ninety-five billion, eight hundred ninety-seven million, nine hundred eighty-six thousand, twenty-one".