447500377436452 has 12 divisors (see below), whose sum is σ = 787452321622876. Its totient is φ = 222513999829920.

The previous prime is 447500377436363. The next prime is 447500377436459. The reversal of 447500377436452 is 254634773005744.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 119216131680996 + 328284245755456 = 10918614^2 + 18118616^2 .

It is not an unprimeable number, because it can be changed into a prime (447500377436459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 309047221263 + ... + 309047222710.

Almost surely, 2^{447500377436452} is an apocalyptic number.

It is an amenable number.

447500377436452 is a deficient number, since it is larger than the sum of its proper divisors (339951944186424).

447500377436452 is a wasteful number, since it uses less digits than its factorization.

447500377436452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618094444158 (or 618094444156 counting only the distinct ones).

The product of its (nonzero) digits is 237081600, while the sum is 61.

The spelling of 447500377436452 in words is "four hundred forty-seven trillion, five hundred billion, three hundred seventy-seven million, four hundred thirty-six thousand, four hundred fifty-two".