87067415399 has 2 divisors, whose sum is σ = 87067415400. Its totient is φ = 87067415398.

The previous prime is 87067415321. The next prime is 87067415473. The reversal of 87067415399 is 99351476078.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 87067415399 - 2⁸ = 87067415143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (87067415599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43533707699 + 43533707700.

It is an arithmetic number, because the mean of its divisors is an integer number (43533707700).

Almost surely, 2^87067415399 is an apocalyptic number.

87067415399 is a deficient number, since it is larger than the sum of its proper divisors (1).

87067415399 is an equidigital number, since it uses as much as digits as its factorization.

87067415399 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11430720, while the sum is 59.

The spelling of 87067415399 in words is "eighty-seven billion, sixty-seven million, four hundred fifteen thousand, three hundred ninety-nine".