1239879596623 has 16 divisors (see below), whose sum is σ = 1319652829440. Its totient is φ = 1160867846656.

The previous prime is 1239879596591. The next prime is 1239879596629. The reversal of 1239879596623 is 3266959789321.

It is a cyclic number.

It is not a de Polignac number, because 1239879596623 - 2⁵ = 1239879596591 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 (1239879596629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31102338 + ... + 31142176.

It is an arithmetic number, because the mean of its divisors is an integer number (82478301840).

Almost surely, 2^{1239879596623} is an apocalyptic number.

1239879596623 is a deficient number, since it is larger than the sum of its proper divisors (79773232817).

1239879596623 is a wasteful number, since it uses less digits than its factorization.

1239879596623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49346.

The product of its digits is 264539520, while the sum is 70.

The spelling of 1239879596623 in words is "one trillion, two hundred thirty-nine billion, eight hundred seventy-nine million, five hundred ninety-six thousand, six hundred twenty-three".