2291587079039 has 4 divisors (see below), whose sum is σ = 2301095739360. Its totient is φ = 2282078418720.

The previous prime is 2291587079017. The next prime is 2291587079059. The reversal of 2291587079039 is 9309707851922.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2291587079039 - 2¹² = 2291587074943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2291587079059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4754329799 + ... + 4754330280.

It is an arithmetic number, because the mean of its divisors is an integer number (575273934840).

Almost surely, 2^{2291587079039} is an apocalyptic number.

2291587079039 is a deficient number, since it is larger than the sum of its proper divisors (9508660321).

2291587079039 is an equidigital number, since it uses as much as digits as its factorization.

2291587079039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9508660320.

The product of its (nonzero) digits is 17146080, while the sum is 62.

The spelling of 2291587079039 in words is "two trillion, two hundred ninety-one billion, five hundred eighty-seven million, seventy-nine thousand, thirty-nine".