445454251222 has 8 divisors (see below), whose sum is σ = 682398002016. Its totient is φ = 217988250552.

The previous prime is 445454251217. The next prime is 445454251237. The reversal of 445454251222 is 222152454544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2369437413 + ... + 2369437600.

It is an arithmetic number, because the mean of its divisors is an integer number (85299750252).

Almost surely, 2^445454251222 is an apocalyptic number.

445454251222 is a deficient number, since it is larger than the sum of its proper divisors (236943750794).

445454251222 is a wasteful number, since it uses less digits than its factorization.

445454251222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4738875062.

The product of its digits is 512000, while the sum is 40.

The spelling of 445454251222 in words is "four hundred forty-five billion, four hundred fifty-four million, two hundred fifty-one thousand, two hundred twenty-two".