15323140797 has 8 divisors (see below), whose sum is σ = 20577839520. Its totient is φ = 10141934640.

The previous prime is 15323140783. The next prime is 15323140801. The reversal of 15323140797 is 79704132351.

15323140797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 15323140797 - 2¹⁵ = 15323108029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15323140717) 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 7 ways as a sum of consecutive naturals, for example, 18372654 + ... + 18373487.

It is an arithmetic number, because the mean of its divisors is an integer number (2572229940).

Almost surely, 2^15323140797 is an apocalyptic number.

It is an amenable number.

15323140797 is a deficient number, since it is larger than the sum of its proper divisors (5254698723).

15323140797 is a wasteful number, since it uses less digits than its factorization.

15323140797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36746283.

The product of its (nonzero) digits is 158760, while the sum is 42.

The spelling of 15323140797 in words is "fifteen billion, three hundred twenty-three million, one hundred forty thousand, seven hundred ninety-seven".