2591315204986 has 16 divisors (see below), whose sum is σ = 3977886356928. Its totient is φ = 1265360947200.

The previous prime is 2591315204983. The next prime is 2591315204993. The reversal of 2591315204986 is 6894025131952.

It is not an unprimeable number, because it can be changed into a prime (2591315204983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1300870 + ... + 2622001.

It is an arithmetic number, because the mean of its divisors is an integer number (248617897308).

Almost surely, 2^{2591315204986} is an apocalyptic number.

2591315204986 is a deficient number, since it is larger than the sum of its proper divisors (1386571151942).

2591315204986 is a wasteful number, since it uses less digits than its factorization.

2591315204986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3930597.

The product of its (nonzero) digits is 4665600, while the sum is 55.

The spelling of 2591315204986 in words is "two trillion, five hundred ninety-one billion, three hundred fifteen million, two hundred four thousand, nine hundred eighty-six".