444913803698 has 32 divisors (see below), whose sum is σ = 821522392320. Its totient is φ = 175979200320.

The previous prime is 444913803679. The next prime is 444913803703. The reversal of 444913803698 is 896308319444.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 849443 + ... + 1269401.

It is an arithmetic number, because the mean of its divisors is an integer number (25672574760).

Almost surely, 2^444913803698 is an apocalyptic number.

444913803698 is a deficient number, since it is larger than the sum of its proper divisors (376608588622).

444913803698 is a wasteful number, since it uses less digits than its factorization.

444913803698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425802.

The product of its (nonzero) digits is 17915904, while the sum is 59.

The spelling of 444913803698 in words is "four hundred forty-four billion, nine hundred thirteen million, eight hundred three thousand, six hundred ninety-eight".