23699759797 has 8 divisors (see below), whose sum is σ = 28263067776. Its totient is φ = 19430858832.

The previous prime is 23699759779. The next prime is 23699759827. The reversal of 23699759797 is 79795799632.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23699759797 - 2²³ = 23691371189 is a prime.

It is a super-2 number, since 2×23699759797² (a number of 22 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 (23699754797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73601578 + ... + 73601899.

It is an arithmetic number, because the mean of its divisors is an integer number (3532883472).

Almost surely, 2^23699759797 is an apocalyptic number.

It is an amenable number.

23699759797 is a deficient number, since it is larger than the sum of its proper divisors (4563307979).

23699759797 is a wasteful number, since it uses less digits than its factorization.

23699759797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147203507.

The product of its digits is 405076140, while the sum is 73.

The spelling of 23699759797 in words is "twenty-three billion, six hundred ninety-nine million, seven hundred fifty-nine thousand, seven hundred ninety-seven".