165001016207087 has 2 divisors, whose sum is σ = 165001016207088. Its totient is φ = 165001016207086.

The previous prime is 165001016207057. The next prime is 165001016207113. The reversal of 165001016207087 is 780702610100561.

It is a strong prime.

It is an emirp because it is prime and its reverse (780702610100561) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 165001016207087 - 2²⁸ = 165000747771631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (165001016207057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82500508103543 + 82500508103544.

It is an arithmetic number, because the mean of its divisors is an integer number (82500508103544).

Almost surely, 2^{165001016207087} is an apocalyptic number.

165001016207087 is a deficient number, since it is larger than the sum of its proper divisors (1).

165001016207087 is an equidigital number, since it uses as much as digits as its factorization.

165001016207087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 44.

The spelling of 165001016207087 in words is "one hundred sixty-five trillion, one billion, sixteen million, two hundred seven thousand, eighty-seven".