15680142753853 has 2 divisors, whose sum is σ = 15680142753854. Its totient is φ = 15680142753852.

The previous prime is 15680142753817. The next prime is 15680142753901. The reversal of 15680142753853 is 35835724108651.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13023884935044 + 2656257818809 = 3608862^2 + 1629803^2 .

It is a cyclic number.

It is not a de Polignac number, because 15680142753853 - 2²⁵ = 15680109199421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15680142753953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7840071376926 + 7840071376927.

It is an arithmetic number, because the mean of its divisors is an integer number (7840071376927).

Almost surely, 2^{15680142753853} is an apocalyptic number.

It is an amenable number.

15680142753853 is a deficient number, since it is larger than the sum of its proper divisors (1).

15680142753853 is an equidigital number, since it uses as much as digits as its factorization.

15680142753853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192000, while the sum is 58.

The spelling of 15680142753853 in words is "fifteen trillion, six hundred eighty billion, one hundred forty-two million, seven hundred fifty-three thousand, eight hundred fifty-three".