2605167000187 has 2 divisors, whose sum is σ = 2605167000188. Its totient is φ = 2605167000186.

The previous prime is 2605167000127. The next prime is 2605167000197. The reversal of 2605167000187 is 7810007615062.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2605167000187 - 2²³ = 2605158611579 is a prime.

It is not a weakly prime, because it can be changed into another prime (2605167000127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1302583500093 + 1302583500094.

It is an arithmetic number, because the mean of its divisors is an integer number (1302583500094).

Almost surely, 2^{2605167000187} is an apocalyptic number.

2605167000187 is a deficient number, since it is larger than the sum of its proper divisors (1).

2605167000187 is an equidigital number, since it uses as much as digits as its factorization.

2605167000187 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 43.

The spelling of 2605167000187 in words is "two trillion, six hundred five billion, one hundred sixty-seven million, one hundred eighty-seven", and thus it is an aban number.