12339456523976 has 16 divisors (see below), whose sum is σ = 23137122476940. Its totient is φ = 6169557196800.

The previous prime is 12339456523921. The next prime is 12339456523981. The reversal of 12339456523976 is 67932565493321.

It can be written as a sum of positive squares in 2 ways, for example, as 12290114787076 + 49341736900 = 3505726^2 + 222130^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21076325 + ... + 21653876.

Almost surely, 2^{12339456523976} is an apocalyptic number.

It is an amenable number.

12339456523976 is a deficient number, since it is larger than the sum of its proper divisors (10797665952964).

12339456523976 is a wasteful number, since it uses less digits than its factorization.

12339456523976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42766304 (or 42766300 counting only the distinct ones).

The product of its digits is 220449600, while the sum is 65.

The spelling of 12339456523976 in words is "twelve trillion, three hundred thirty-nine billion, four hundred fifty-six million, five hundred twenty-three thousand, nine hundred seventy-six".