96391620021 has 16 divisors (see below), whose sum is σ = 137191933440. Its totient is φ = 60021465840.

The previous prime is 96391620019. The next prime is 96391620037. The reversal of 96391620021 is 12002619369.

It is not a de Polignac number, because 96391620021 - 2¹ = 96391620019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96391620011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11904975 + ... + 11913068.

It is an arithmetic number, because the mean of its divisors is an integer number (8574495840).

Almost surely, 2^96391620021 is an apocalyptic number.

It is an amenable number.

96391620021 is a deficient number, since it is larger than the sum of its proper divisors (40800313419).

96391620021 is a wasteful number, since it uses less digits than its factorization.

96391620021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23818136.

The product of its (nonzero) digits is 34992, while the sum is 39.

The spelling of 96391620021 in words is "ninety-six billion, three hundred ninety-one million, six hundred twenty thousand, twenty-one".