4445733146 has 4 divisors (see below), whose sum is σ = 6668599722. Its totient is φ = 2222866572.

The previous prime is 4445733133. The next prime is 4445733161. The reversal of 4445733146 is 6413375444.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4426906225 + 18826921 = 66535^2 + 4339^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1111433285 + ... + 1111433288.

Almost surely, 2^4445733146 is an apocalyptic number.

4445733146 is a deficient number, since it is larger than the sum of its proper divisors (2222866576).

4445733146 is a wasteful number, since it uses less digits than its factorization.

4445733146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222866575.

The product of its digits is 483840, while the sum is 41.

The square root of 4445733146 is about 66676.3312278053. The cubic root of 4445733146 is about 1644.3002780972.

The spelling of 4445733146 in words is "four billion, four hundred forty-five million, seven hundred thirty-three thousand, one hundred forty-six".