447136049156 has 12 divisors (see below), whose sum is σ = 783035673420. Its totient is φ = 223411571040.

The previous prime is 447136049123. The next prime is 447136049161. The reversal of 447136049156 is 651940631744.

It can be written as a sum of positive squares in 2 ways, for example, as 109091484100 + 338044565056 = 330290^2 + 581416^2 .

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39106955 + ... + 39118386.

It is an arithmetic number, because the mean of its divisors is an integer number (65252972785).

Almost surely, 2^447136049156 is an apocalyptic number.

It is an amenable number.

447136049156 is a deficient number, since it is larger than the sum of its proper divisors (335899624264).

447136049156 is a wasteful number, since it uses less digits than its factorization.

447136049156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78226774 (or 78226772 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 447136049156 in words is "four hundred forty-seven billion, one hundred thirty-six million, forty-nine thousand, one hundred fifty-six".