15223162849 has 16 divisors (see below), whose sum is σ = 15715890432. Its totient is φ = 14737097088.

The previous prime is 15223162847. The next prime is 15223162859. The reversal of 15223162849 is 94826132251.

It is a cyclic number.

It is not a de Polignac number, because 15223162849 - 2¹ = 15223162847 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (15223162841) 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 15 ways as a sum of consecutive naturals, for example, 4552072 + ... + 4555414.

It is an arithmetic number, because the mean of its divisors is an integer number (982243152).

Almost surely, 2^15223162849 is an apocalyptic number.

It is an amenable number.

15223162849 is a deficient number, since it is larger than the sum of its proper divisors (492727583).

15223162849 is a wasteful number, since it uses less digits than its factorization.

15223162849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4296.

The product of its digits is 207360, while the sum is 43.

The spelling of 15223162849 in words is "fifteen billion, two hundred twenty-three million, one hundred sixty-two thousand, eight hundred forty-nine".