447290643960 has 96 divisors (see below), whose sum is σ = 1530204858000. Its totient is φ = 112999739904.

The previous prime is 447290643959. The next prime is 447290643973. The reversal of 447290643960 is 69346092744.

447290643960 is a `hidden beast` number, since 44 + 72 + 90 + 64 + 396 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 447290643897 and 447290643906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32689845 + ... + 32703524.

Almost surely, 2^447290643960 is an apocalyptic number.

447290643960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

447290643960 is an abundant number, since it is smaller than the sum of its proper divisors (1082914214040).

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

447290643960 is a wasteful number, since it uses less digits than its factorization.

447290643960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65393405 (or 65393398 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 54.

The spelling of 447290643960 in words is "four hundred forty-seven billion, two hundred ninety million, six hundred forty-three thousand, nine hundred sixty".