445143080773652 has 12 divisors (see below), whose sum is σ = 805862473814580. Its totient is φ = 214896659683776.

The previous prime is 445143080773603. The next prime is 445143080773753. The reversal of 445143080773652 is 256377080341544.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 73113204991876 + 372029875781776 = 8550626^2 + 19288076^2 .

It is a junction number, because it is equal to n+sod(n) for n = 445143080773591 and 445143080773600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1918720175633 + ... + 1918720175864.

It is an arithmetic number, because the mean of its divisors is an integer number (67155206151215).

Almost surely, 2^{445143080773652} is an apocalyptic number.

It is an amenable number.

445143080773652 is a deficient number, since it is larger than the sum of its proper divisors (360719393040928).

445143080773652 is a wasteful number, since it uses less digits than its factorization.

445143080773652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3837440351530 (or 3837440351528 counting only the distinct ones).

The product of its (nonzero) digits is 67737600, while the sum is 59.

The spelling of 445143080773652 in words is "four hundred forty-five trillion, one hundred forty-three billion, eighty million, seven hundred seventy-three thousand, six hundred fifty-two".