7146445446 has 48 divisors (see below), whose sum is σ = 17995910400. Its totient is φ = 2007231984.

The previous prime is 7146445417. The next prime is 7146445447. The reversal of 7146445446 is 6445446417.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7146445447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 473226 + ... + 488093.

It is an arithmetic number, because the mean of its divisors is an integer number (374914800).

Almost surely, 2^7146445446 is an apocalyptic number.

7146445446 is an abundant number, since it is smaller than the sum of its proper divisors (10849464954).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7146445446 is a wasteful number, since it uses less digits than its factorization.

7146445446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961393 (or 961390 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 45.

The square root of 7146445446 is about 84536.6514950764. The cubic root of 7146445446 is about 1926.1792242711.

The spelling of 7146445446 in words is "seven billion, one hundred forty-six million, four hundred forty-five thousand, four hundred forty-six".