15247211247299 has 2 divisors, whose sum is σ = 15247211247300. Its totient is φ = 15247211247298.

The previous prime is 15247211247263. The next prime is 15247211247341. The reversal of 15247211247299 is 99274211274251.

15247211247299 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15247211247299 is a prime.

It is a super-2 number, since 2×15247211247299² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (15247211247259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7623605623649 + 7623605623650.

It is an arithmetic number, because the mean of its divisors is an integer number (7623605623650).

Almost surely, 2^{15247211247299} is an apocalyptic number.

15247211247299 is a deficient number, since it is larger than the sum of its proper divisors (1).

15247211247299 is an equidigital number, since it uses as much as digits as its factorization.

15247211247299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5080320, while the sum is 56.

The spelling of 15247211247299 in words is "fifteen trillion, two hundred forty-seven billion, two hundred eleven million, two hundred forty-seven thousand, two hundred ninety-nine".