15794427953 has 4 divisors (see below), whose sum is σ = 15891326448. Its totient is φ = 15697529460.

The previous prime is 15794427941. The next prime is 15794427967. The reversal of 15794427953 is 35972449751.

It is a happy number.

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 15794427953 - 2¹² = 15794423857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15794427923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48449003 + ... + 48449328.

It is an arithmetic number, because the mean of its divisors is an integer number (3972831612).

Almost surely, 2^15794427953 is an apocalyptic number.

It is an amenable number.

15794427953 is a deficient number, since it is larger than the sum of its proper divisors (96898495).

15794427953 is an equidigital number, since it uses as much as digits as its factorization.

15794427953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96898494.

The product of its digits is 9525600, while the sum is 56.

The spelling of 15794427953 in words is "fifteen billion, seven hundred ninety-four million, four hundred twenty-seven thousand, nine hundred fifty-three".