15265487327 has 2 divisors, whose sum is σ = 15265487328. Its totient is φ = 15265487326.

The previous prime is 15265487323. The next prime is 15265487353. The reversal of 15265487327 is 72378456251.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15265487327 - 2² = 15265487323 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15265487323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7632743663 + 7632743664.

It is an arithmetic number, because the mean of its divisors is an integer number (7632743664).

Almost surely, 2^15265487327 is an apocalyptic number.

15265487327 is a deficient number, since it is larger than the sum of its proper divisors (1).

15265487327 is an equidigital number, since it uses as much as digits as its factorization.

15265487327 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2822400, while the sum is 50.

The spelling of 15265487327 in words is "fifteen billion, two hundred sixty-five million, four hundred eighty-seven thousand, three hundred twenty-seven".