96809249621 has 4 divisors (see below), whose sum is σ = 110639142432. Its totient is φ = 82979356812.

The previous prime is 96809249617. The next prime is 96809249627. The reversal of 96809249621 is 12694290869.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 96809249621 - 2² = 96809249617 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96809249627) 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, 6914946395 + ... + 6914946408.

It is an arithmetic number, because the mean of its divisors is an integer number (27659785608).

Almost surely, 2^96809249621 is an apocalyptic number.

It is an amenable number.

96809249621 is a deficient number, since it is larger than the sum of its proper divisors (13829892811).

96809249621 is a wasteful number, since it uses less digits than its factorization.

96809249621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13829892810.

The product of its (nonzero) digits is 3359232, while the sum is 56.

The spelling of 96809249621 in words is "ninety-six billion, eight hundred nine million, two hundred forty-nine thousand, six hundred twenty-one".