445042115351522 has 12 divisors (see below), whose sum is σ = 722864264284530. Its totient is φ = 205404053239008.

The previous prime is 445042115351497. The next prime is 445042115351543. The reversal of 445042115351522 is 225153511240544.

It can be written as a sum of positive squares in 3 ways, for example, as 291660850642561 + 153381264708961 = 17078081^2 + 12384719^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 658346324147 + ... + 658346324822.

Almost surely, 2^{445042115351522} is an apocalyptic number.

445042115351522 is a deficient number, since it is larger than the sum of its proper divisors (277822148933008).

445042115351522 is a wasteful number, since it uses less digits than its factorization.

445042115351522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1316692648997 (or 1316692648984 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 44.

The spelling of 445042115351522 in words is "four hundred forty-five trillion, forty-two billion, one hundred fifteen million, three hundred fifty-one thousand, five hundred twenty-two".