23403495723 has 32 divisors (see below), whose sum is σ = 33761448000. Its totient is φ = 14365618176.

The previous prime is 23403495683. The next prime is 23403495737. The reversal of 23403495723 is 32759430432.

It is not a de Polignac number, because 23403495723 - 2¹⁴ = 23403479339 is a prime.

It is a super-2 number, since 2×23403495723² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23403495743) 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 31 ways as a sum of consecutive naturals, for example, 930943 + ... + 955751.

It is an arithmetic number, because the mean of its divisors is an integer number (1055045250).

Almost surely, 2^23403495723 is an apocalyptic number.

23403495723 is a deficient number, since it is larger than the sum of its proper divisors (10357952277).

23403495723 is a wasteful number, since it uses less digits than its factorization.

23403495723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25231.

The product of its (nonzero) digits is 544320, while the sum is 42.

The spelling of 23403495723 in words is "twenty-three billion, four hundred three million, four hundred ninety-five thousand, seven hundred twenty-three".