445746372223607 has 32 divisors (see below), whose sum is σ = 549650156278272. Its totient is φ = 352010739164544.

The previous prime is 445746372223567. The next prime is 445746372223661. The reversal of 445746372223607 is 706322273647544.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-445746372223607 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 445746372223607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445746372423607) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171734828 + ... + 174311054.

It is an arithmetic number, because the mean of its divisors is an integer number (17176567383696).

Almost surely, 2^{445746372223607} is an apocalyptic number.

445746372223607 is a deficient number, since it is larger than the sum of its proper divisors (103903784054665).

445746372223607 is a wasteful number, since it uses less digits than its factorization.

445746372223607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2579847.

The product of its (nonzero) digits is 284497920, while the sum is 62.

The spelling of 445746372223607 in words is "four hundred forty-five trillion, seven hundred forty-six billion, three hundred seventy-two million, two hundred twenty-three thousand, six hundred seven".