15532422313 has 4 divisors (see below), whose sum is σ = 15533015040. Its totient is φ = 15531829588.

The previous prime is 15532422293. The next prime is 15532422319. The reversal of 15532422313 is 31322423551.

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 15532422313 - 2¹⁷ = 15532291241 is a prime.

It is a super-2 number, since 2×15532422313² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15532422319) 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, 255145 + ... + 310102.

It is an arithmetic number, because the mean of its divisors is an integer number (3883253760).

Almost surely, 2^15532422313 is an apocalyptic number.

It is an amenable number.

15532422313 is a deficient number, since it is larger than the sum of its proper divisors (592727).

15532422313 is an equidigital number, since it uses as much as digits as its factorization.

15532422313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 592726.

The product of its digits is 21600, while the sum is 31.

Adding to 15532422313 its reverse (31322423551), we get a palindrome (46854845864).

The spelling of 15532422313 in words is "fifteen billion, five hundred thirty-two million, four hundred twenty-two thousand, three hundred thirteen".