2591320692715 has 8 divisors (see below), whose sum is σ = 3112217848368. Its totient is φ = 2071301209440.

The previous prime is 2591320692703. The next prime is 2591320692721. The reversal of 2591320692715 is 5172960231952.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2591320692715 - 2¹⁵ = 2591320659947 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219411597 + ... + 219423406.

It is an arithmetic number, because the mean of its divisors is an integer number (389027231046).

Almost surely, 2^{2591320692715} is an apocalyptic number.

2591320692715 is a deficient number, since it is larger than the sum of its proper divisors (520897155653).

2591320692715 is a wasteful number, since it uses less digits than its factorization.

2591320692715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438836189.

The product of its (nonzero) digits is 2041200, while the sum is 52.

The spelling of 2591320692715 in words is "two trillion, five hundred ninety-one billion, three hundred twenty million, six hundred ninety-two thousand, seven hundred fifteen".