23649956269 has 8 divisors (see below), whose sum is σ = 24202032800. Its totient is φ = 23097974256.

The previous prime is 23649956251. The next prime is 23649956329. The reversal of 23649956269 is 96265994632.

It is a happy number.

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

It is not a de Polignac number, because 23649956269 - 2¹⁵ = 23649923501 is a prime.

It is a super-2 number, since 2×23649956269² (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 (23649956069) 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, 885499 + ... + 911815.

It is an arithmetic number, because the mean of its divisors is an integer number (3025254100).

Almost surely, 2^23649956269 is an apocalyptic number.

It is an amenable number.

23649956269 is a deficient number, since it is larger than the sum of its proper divisors (552076531).

23649956269 is a wasteful number, since it uses less digits than its factorization.

23649956269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47259.

The product of its digits is 37791360, while the sum is 61.

The spelling of 23649956269 in words is "twenty-three billion, six hundred forty-nine million, nine hundred fifty-six thousand, two hundred sixty-nine".