447666515061274 has 32 divisors (see below), whose sum is σ = 694043069552640. Its totient is φ = 216458587026432.

The previous prime is 447666515061257. The next prime is 447666515061287. The reversal of 447666515061274 is 472160515666744.

It is a super-2 number, since 2×447666515061274² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64546327 + ... + 71144650.

It is an arithmetic number, because the mean of its divisors is an integer number (21688845923520).

Almost surely, 2^{447666515061274} is an apocalyptic number.

447666515061274 is a deficient number, since it is larger than the sum of its proper divisors (246376554491366).

447666515061274 is a wasteful number, since it uses less digits than its factorization.

447666515061274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135691494.

The product of its (nonzero) digits is 203212800, while the sum is 64.

The spelling of 447666515061274 in words is "four hundred forty-seven trillion, six hundred sixty-six billion, five hundred fifteen million, sixty-one thousand, two hundred seventy-four".