15097220981339 has 24 divisors (see below), whose sum is σ = 17590986604800. Its totient is φ = 12692466547488.

The previous prime is 15097220981273. The next prime is 15097220981371. The reversal of 15097220981339 is 93318902279051.

It is a happy number.

It is not a de Polignac number, because 15097220981339 - 2¹² = 15097220977243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (15097220381339) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65697362 + ... + 65926760.

It is an arithmetic number, because the mean of its divisors is an integer number (732957775200).

Almost surely, 2^{15097220981339} is an apocalyptic number.

15097220981339 is a deficient number, since it is larger than the sum of its proper divisors (2493765623461).

15097220981339 is an equidigital number, since it uses as much as digits as its factorization.

15097220981339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232859 (or 232806 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 59.

The spelling of 15097220981339 in words is "fifteen trillion, ninety-seven billion, two hundred twenty million, nine hundred eighty-one thousand, three hundred thirty-nine".