95568632981 has 4 divisors (see below), whose sum is σ = 101190317292. Its totient is φ = 89946948672.

The previous prime is 95568632953. The next prime is 95568632993. The reversal of 95568632981 is 18923686559.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 88866591025 + 6702041956 = 298105^2 + 81866^2 .

It is a cyclic number.

It is not a de Polignac number, because 95568632981 - 2³⁴ = 78388763797 is a prime.

It is a super-2 number, since 2×95568632981² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (95568632281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2810842130 + ... + 2810842163.

It is an arithmetic number, because the mean of its divisors is an integer number (25297579323).

Almost surely, 2^95568632981 is an apocalyptic number.

It is an amenable number.

95568632981 is a deficient number, since it is larger than the sum of its proper divisors (5621684311).

95568632981 is a wasteful number, since it uses less digits than its factorization.

95568632981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5621684310.

The product of its digits is 27993600, while the sum is 62.

The spelling of 95568632981 in words is "ninety-five billion, five hundred sixty-eight million, six hundred thirty-two thousand, nine hundred eighty-one".