2613558687023 has 4 divisors (see below), whose sum is σ = 2613607838688. Its totient is φ = 2613509535360.

The previous prime is 2613558687013. The next prime is 2613558687031. The reversal of 2613558687023 is 3207868553162.

It is a happy number.

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 2613558687023 - 2⁴ = 2613558687007 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2613558687023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2613558687013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24495986 + ... + 24602447.

It is an arithmetic number, because the mean of its divisors is an integer number (653401959672).

Almost surely, 2^{2613558687023} is an apocalyptic number.

2613558687023 is a deficient number, since it is larger than the sum of its proper divisors (49151665).

2613558687023 is an equidigital number, since it uses as much as digits as its factorization.

2613558687023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49151664.

The product of its (nonzero) digits is 14515200, while the sum is 56.

The spelling of 2613558687023 in words is "two trillion, six hundred thirteen billion, five hundred fifty-eight million, six hundred eighty-seven thousand, twenty-three".