1579718923456 has 28 divisors (see below), whose sum is σ = 3134837135952. Its totient is φ = 789838700288.

The previous prime is 1579718923439. The next prime is 1579718923457. The reversal of 1579718923456 is 6543298179751.

It is a junction number, because it is equal to n+sod(n) for n = 1579718923391 and 1579718923400.

It is not an unprimeable number, because it can be changed into a prime (1579718923457) 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, 2293206 + ... + 2901418.

Almost surely, 2^{1579718923456} is an apocalyptic number.

1579718923456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1579718923456 is a deficient number, since it is larger than the sum of its proper divisors (1555118212496).

1579718923456 is an equidigital number, since it uses as much as digits as its factorization.

1579718923456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648808 (or 648798 counting only the distinct ones).

The product of its digits is 114307200, while the sum is 67.

The spelling of 1579718923456 in words is "one trillion, five hundred seventy-nine billion, seven hundred eighteen million, nine hundred twenty-three thousand, four hundred fifty-six".