187713487699 has 2 divisors, whose sum is σ = 187713487700. Its totient is φ = 187713487698.

The previous prime is 187713487651. The next prime is 187713487729. The reversal of 187713487699 is 996784317781.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 187713487699 - 2¹⁵ = 187713454931 is a prime.

It is not a weakly prime, because it can be changed into another prime (187713481699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93856743849 + 93856743850.

It is an arithmetic number, because the mean of its divisors is an integer number (93856743850).

Almost surely, 2^187713487699 is an apocalyptic number.

187713487699 is a deficient number, since it is larger than the sum of its proper divisors (1).

187713487699 is an equidigital number, since it uses as much as digits as its factorization.

187713487699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 128024064, while the sum is 70.

The spelling of 187713487699 in words is "one hundred eighty-seven billion, seven hundred thirteen million, four hundred eighty-seven thousand, six hundred ninety-nine".