96977020643 has 4 divisors (see below), whose sum is σ = 97092607920. Its totient is φ = 96861433368.

The previous prime is 96977020619. The next prime is 96977020687. The reversal of 96977020643 is 34602077969.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34602077969 = 35317 ⋅979757.

It is a cyclic number.

It is not a de Polignac number, because 96977020643 - 2¹² = 96977016547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (96997020643) 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, 57792380 + ... + 57794057.

It is an arithmetic number, because the mean of its divisors is an integer number (24273151980).

Almost surely, 2^96977020643 is an apocalyptic number.

96977020643 is a deficient number, since it is larger than the sum of its proper divisors (115587277).

96977020643 is a wasteful number, since it uses less digits than its factorization.

96977020643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115587276.

The product of its (nonzero) digits is 3429216, while the sum is 53.

The spelling of 96977020643 in words is "ninety-six billion, nine hundred seventy-seven million, twenty thousand, six hundred forty-three".