97642443199 has 16 divisors (see below), whose sum is σ = 114230806272. Its totient is φ = 81715451328.

The previous prime is 97642443181. The next prime is 97642443277. The reversal of 97642443199 is 99134424679.

It is not a de Polignac number, because 97642443199 - 2⁹ = 97642442687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97642443149) 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, 730932 + ... + 854134.

It is an arithmetic number, because the mean of its divisors is an integer number (7139425392).

Almost surely, 2^97642443199 is an apocalyptic number.

97642443199 is a deficient number, since it is larger than the sum of its proper divisors (16588363073).

97642443199 is a wasteful number, since it uses less digits than its factorization.

97642443199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125886.

The product of its digits is 11757312, while the sum is 58.

The spelling of 97642443199 in words is "ninety-seven billion, six hundred forty-two million, four hundred forty-three thousand, one hundred ninety-nine".