12446783995 has 8 divisors (see below), whose sum is σ = 14937107040. Its totient is φ = 9956783040.

The previous prime is 12446783959. The next prime is 12446784023. The reversal of 12446783995 is 59938764421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-12446783995 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14746 + ... + 158464.

It is an arithmetic number, because the mean of its divisors is an integer number (1867138380).

Almost surely, 2^12446783995 is an apocalyptic number.

12446783995 is a deficient number, since it is larger than the sum of its proper divisors (2490323045).

12446783995 is a wasteful number, since it uses less digits than its factorization.

12446783995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161045.

The product of its digits is 13063680, while the sum is 58.

The spelling of 12446783995 in words is "twelve billion, four hundred forty-six million, seven hundred eighty-three thousand, nine hundred ninety-five".