1447936656 has 20 divisors (see below), whose sum is σ = 3740503152. Its totient is φ = 482645536.

The previous prime is 1447936619. The next prime is 1447936663. The reversal of 1447936656 is 6566397441.

It is a junction number, because it is equal to n+sod(n) for n = 1447936599 and 1447936608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15082626 + ... + 15082721.

Almost surely, 2^1447936656 is an apocalyptic number.

1447936656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1447936656 is an abundant number, since it is smaller than the sum of its proper divisors (2292566496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1447936656 is a wasteful number, since it uses less digits than its factorization.

1447936656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30165358 (or 30165352 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 51.

The square root of 1447936656 is about 38051.7628500967. The cubic root of 1447936656 is about 1131.3140679159.

The spelling of 1447936656 in words is "one billion, four hundred forty-seven million, nine hundred thirty-six thousand, six hundred fifty-six".