96421543919 has 4 divisors (see below), whose sum is σ = 101496362040. Its totient is φ = 91346725800.

The previous prime is 96421543903. The next prime is 96421543931. The reversal of 96421543919 is 91934512469.

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

It is a cyclic number.

It is not a de Polignac number, because 96421543919 - 2⁴ = 96421543903 is a prime.

It is a super-2 number, since 2×96421543919² (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 (96421543969) 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, 2537409032 + ... + 2537409069.

It is an arithmetic number, because the mean of its divisors is an integer number (25374090510).

Almost surely, 2^96421543919 is an apocalyptic number.

96421543919 is a deficient number, since it is larger than the sum of its proper divisors (5074818121).

96421543919 is a wasteful number, since it uses less digits than its factorization.

96421543919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5074818120.

The product of its digits is 2099520, while the sum is 53.

The spelling of 96421543919 in words is "ninety-six billion, four hundred twenty-one million, five hundred forty-three thousand, nine hundred nineteen".