447683478814534 has 4 divisors (see below), whose sum is σ = 671525218221804. Its totient is φ = 223841739407266.

The previous prime is 447683478814423. The next prime is 447683478814541. The reversal of 447683478814534 is 435418874386744.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111920869703632 + ... + 111920869703635.

It is an arithmetic number, because the mean of its divisors is an integer number (167881304555451).

Almost surely, 2^{447683478814534} is an apocalyptic number.

447683478814534 is a deficient number, since it is larger than the sum of its proper divisors (223841739407270).

447683478814534 is a wasteful number, since it uses less digits than its factorization.

447683478814534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223841739407269.

The product of its digits is 6936330240, while the sum is 76.

The spelling of 447683478814534 in words is "four hundred forty-seven trillion, six hundred eighty-three billion, four hundred seventy-eight million, eight hundred fourteen thousand, five hundred thirty-four".