4425445621167 has 16 divisors (see below), whose sum is σ = 5968119709440. Its totient is φ = 2916547937600.

The previous prime is 4425445621123. The next prime is 4425445621189. The reversal of 4425445621167 is 7611265445244.

It is a cyclic number.

It is not a de Polignac number, because 4425445621167 - 2²² = 4425441426863 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4425445621967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 400809 + ... + 3001922.

It is an arithmetic number, because the mean of its divisors is an integer number (373007481840).

Almost surely, 2^{4425445621167} is an apocalyptic number.

4425445621167 is a deficient number, since it is larger than the sum of its proper divisors (1542674088273).

4425445621167 is a wasteful number, since it uses less digits than its factorization.

4425445621167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3407694.

The product of its digits is 6451200, while the sum is 51.

The spelling of 4425445621167 in words is "four trillion, four hundred twenty-five billion, four hundred forty-five million, six hundred twenty-one thousand, one hundred sixty-seven".