15872358678047 has 2 divisors, whose sum is σ = 15872358678048. Its totient is φ = 15872358678046.

The previous prime is 15872358678041. The next prime is 15872358678067. The reversal of 15872358678047 is 74087685327851.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15872358678047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15872358678041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7936179339023 + 7936179339024.

It is an arithmetic number, because the mean of its divisors is an integer number (7936179339024).

Almost surely, 2^{15872358678047} is an apocalyptic number.

15872358678047 is a deficient number, since it is larger than the sum of its proper divisors (1).

15872358678047 is an equidigital number, since it uses as much as digits as its factorization.

15872358678047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 632217600, while the sum is 71.

The spelling of 15872358678047 in words is "fifteen trillion, eight hundred seventy-two billion, three hundred fifty-eight million, six hundred seventy-eight thousand, forty-seven".