1958279713247 has 16 divisors (see below), whose sum is σ = 2302187895168. Its totient is φ = 1642203370080.

The previous prime is 1958279713223. The next prime is 1958279713297. The reversal of 1958279713247 is 7423179728591.

It is not a de Polignac number, because 1958279713247 - 2¹⁰ = 1958279712223 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 (1958279713297) 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 15 ways as a sum of consecutive naturals, for example, 4405013 + ... + 4829150.

It is an arithmetic number, because the mean of its divisors is an integer number (143886743448).

Almost surely, 2^{1958279713247} is an apocalyptic number.

1958279713247 is a deficient number, since it is larger than the sum of its proper divisors (343908181921).

1958279713247 is a wasteful number, since it uses less digits than its factorization.

1958279713247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9235670.

The product of its digits is 53343360, while the sum is 65.

The spelling of 1958279713247 in words is "one trillion, nine hundred fifty-eight billion, two hundred seventy-nine million, seven hundred thirteen thousand, two hundred forty-seven".