23273139733 has 4 divisors (see below), whose sum is σ = 24023886208. Its totient is φ = 22522393260.

The previous prime is 23273139731. The next prime is 23273139751. The reversal of 23273139733 is 33793137232.

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 not a de Polignac number, because 23273139733 - 2¹ = 23273139731 is a prime.

It is a super-2 number, since 2×23273139733² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23273139733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23273139731) 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, 375373191 + ... + 375373252.

It is an arithmetic number, because the mean of its divisors is an integer number (6005971552).

Almost surely, 2^23273139733 is an apocalyptic number.

It is an amenable number.

23273139733 is a deficient number, since it is larger than the sum of its proper divisors (750746475).

23273139733 is an equidigital number, since it uses as much as digits as its factorization.

23273139733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750746474.

The product of its digits is 428652, while the sum is 43.

The spelling of 23273139733 in words is "twenty-three billion, two hundred seventy-three million, one hundred thirty-nine thousand, seven hundred thirty-three".