445134242431492 has 24 divisors (see below), whose sum is σ = 780003219623040. Its totient is φ = 222276269821440.

The previous prime is 445134242431423. The next prime is 445134242431507. The reversal of 445134242431492 is 294134242431544.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8494617 + ... + 31023007.

It is an arithmetic number, because the mean of its divisors is an integer number (32500134150960).

Almost surely, 2^{445134242431492} is an apocalyptic number.

It is an amenable number.

445134242431492 is a deficient number, since it is larger than the sum of its proper divisors (334868977191548).

445134242431492 is a wasteful number, since it uses less digits than its factorization.

445134242431492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22534851 (or 22534849 counting only the distinct ones).

The product of its digits is 13271040, while the sum is 52.

Adding to 445134242431492 its sum of digits (52), we get a palindrome (445134242431544).

The spelling of 445134242431492 in words is "four hundred forty-five trillion, one hundred thirty-four billion, two hundred forty-two million, four hundred thirty-one thousand, four hundred ninety-two".