445679963 has 16 divisors (see below), whose sum is σ = 475749120. Its totient is φ = 416793600.

The previous prime is 445679959. The next prime is 445679977. The reversal of 445679963 is 369976544.

It is a cyclic number.

It is not a de Polignac number, because 445679963 - 2² = 445679959 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (445679263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136931 + ... + 140147.

It is an arithmetic number, because the mean of its divisors is an integer number (29734320).

Almost surely, 2^445679963 is an apocalyptic number.

445679963 is a deficient number, since it is larger than the sum of its proper divisors (30069157).

445679963 is a wasteful number, since it uses less digits than its factorization.

445679963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3398.

The product of its digits is 4898880, while the sum is 53.

The square root of 445679963 is about 21111.1336265962. The cubic root of 445679963 is about 763.8493319428.

The spelling of 445679963 in words is "four hundred forty-five million, six hundred seventy-nine thousand, nine hundred sixty-three".