23649010939 has 4 divisors (see below), whose sum is σ = 23779668640. Its totient is φ = 23518353240.

The previous prime is 23649010907. The next prime is 23649010961. The reversal of 23649010939 is 93901094632.

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 23649010939 - 2⁵ = 23649010907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23649010999) 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, 65328579 + ... + 65328940.

It is an arithmetic number, because the mean of its divisors is an integer number (5944917160).

Almost surely, 2^23649010939 is an apocalyptic number.

23649010939 is a deficient number, since it is larger than the sum of its proper divisors (130657701).

23649010939 is a wasteful number, since it uses less digits than its factorization.

23649010939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130657700.

The product of its (nonzero) digits is 314928, while the sum is 46.

The spelling of 23649010939 in words is "twenty-three billion, six hundred forty-nine million, ten thousand, nine hundred thirty-nine".