447653353975 has 6 divisors (see below), whose sum is σ = 555090158960. Its totient is φ = 358122683160.

The previous prime is 447653353957. The next prime is 447653353991. The reversal of 447653353975 is 579353356744.

It is not a de Polignac number, because 447653353975 - 2⁵ = 447653353943 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8953067055 + ... + 8953067104.

Almost surely, 2^447653353975 is an apocalyptic number.

447653353975 is a deficient number, since it is larger than the sum of its proper divisors (107436804985).

447653353975 is a wasteful number, since it uses less digits than its factorization.

447653353975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17906134169 (or 17906134164 counting only the distinct ones).

The product of its digits is 142884000, while the sum is 61.

The spelling of 447653353975 in words is "four hundred forty-seven billion, six hundred fifty-three million, three hundred fifty-three thousand, nine hundred seventy-five".