13150023723 has 6 divisors (see below), whose sum is σ = 18994478724. Its totient is φ = 8766682476.

The previous prime is 13150023713. The next prime is 13150023769. The reversal of 13150023723 is 32732005131.

13150023723 is a `hidden beast` number, since 131 + 500 + 2 + 3 + 7 + 23 = 666.

It is not a de Polignac number, because 13150023723 - 2¹² = 13150019627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13150023713) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 730556865 + ... + 730556882.

It is an arithmetic number, because the mean of its divisors is an integer number (3165746454).

Almost surely, 2^13150023723 is an apocalyptic number.

13150023723 is a deficient number, since it is larger than the sum of its proper divisors (5844455001).

13150023723 is a wasteful number, since it uses less digits than its factorization.

13150023723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1461113753 (or 1461113750 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

Adding to 13150023723 its reverse (32732005131), we get a palindrome (45882028854).

The spelling of 13150023723 in words is "thirteen billion, one hundred fifty million, twenty-three thousand, seven hundred twenty-three".