23737642702213 has 4 divisors (see below), whose sum is σ = 25895610220608. Its totient is φ = 21579675183820.

The previous prime is 23737642702201. The next prime is 23737642702231. The reversal of 23737642702213 is 31220724673732.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23737642702213 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 (23737642709213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1078983759181 + ... + 1078983759202.

It is an arithmetic number, because the mean of its divisors is an integer number (6473902555152).

Almost surely, 2^{23737642702213} is an apocalyptic number.

It is an amenable number.

23737642702213 is a deficient number, since it is larger than the sum of its proper divisors (2157967518395).

23737642702213 is a wasteful number, since it uses less digits than its factorization.

23737642702213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2157967518394.

The product of its (nonzero) digits is 3556224, while the sum is 49.

The spelling of 23737642702213 in words is "twenty-three trillion, seven hundred thirty-seven billion, six hundred forty-two million, seven hundred two thousand, two hundred thirteen".