447513552697 has 16 divisors (see below), whose sum is σ = 458552150784. Its totient is φ = 436540000000.

The previous prime is 447513552623. The next prime is 447513552713. The reversal of 447513552697 is 796255315744.

It is a cyclic number.

It is not a de Polignac number, because 447513552697 - 2³⁵ = 413153814329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (447513552197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24510822 + ... + 24529072.

It is an arithmetic number, because the mean of its divisors is an integer number (28659509424).

Almost surely, 2^447513552697 is an apocalyptic number.

447513552697 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

447513552697 is a deficient number, since it is larger than the sum of its proper divisors (11038598087).

447513552697 is a wasteful number, since it uses less digits than its factorization.

447513552697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20000.

The product of its digits is 31752000, while the sum is 58.

The spelling of 447513552697 in words is "four hundred forty-seven billion, five hundred thirteen million, five hundred fifty-two thousand, six hundred ninety-seven".