15472715638801 has 2 divisors, whose sum is σ = 15472715638802. Its totient is φ = 15472715638800.

The previous prime is 15472715638763. The next prime is 15472715638811. The reversal of 15472715638801 is 10883651727451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15315443115025 + 157272523776 = 3913495^2 + 396576^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15472715638801 is a prime.

It is not a weakly prime, because it can be changed into another prime (15472715638811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7736357819400 + 7736357819401.

It is an arithmetic number, because the mean of its divisors is an integer number (7736357819401).

Almost surely, 2^{15472715638801} is an apocalyptic number.

It is an amenable number.

15472715638801 is a deficient number, since it is larger than the sum of its proper divisors (1).

15472715638801 is an equidigital number, since it uses as much as digits as its factorization.

15472715638801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11289600, while the sum is 58.

The spelling of 15472715638801 in words is "fifteen trillion, four hundred seventy-two billion, seven hundred fifteen million, six hundred thirty-eight thousand, eight hundred one".