15251063347049 has 2 divisors, whose sum is σ = 15251063347050. Its totient is φ = 15251063347048.

The previous prime is 15251063347033. The next prime is 15251063347133. The reversal of 15251063347049 is 94074336015251.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13859560002649 + 1391503344400 = 3722843^2 + 1179620^2 .

It is a cyclic number.

It is not a de Polignac number, because 15251063347049 - 2⁴ = 15251063347033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15251063346988 and 15251063347006.

It is not a weakly prime, because it can be changed into another prime (15251063341049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7625531673524 + 7625531673525.

It is an arithmetic number, because the mean of its divisors is an integer number (7625531673525).

Almost surely, 2^{15251063347049} is an apocalyptic number.

It is an amenable number.

15251063347049 is a deficient number, since it is larger than the sum of its proper divisors (1).

15251063347049 is an equidigital number, since it uses as much as digits as its factorization.

15251063347049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2721600, while the sum is 50.

The spelling of 15251063347049 in words is "fifteen trillion, two hundred fifty-one billion, sixty-three million, three hundred forty-seven thousand, forty-nine".