454421444236 has 12 divisors (see below), whose sum is σ = 804172781160. Its totient is φ = 224657792480.

The previous prime is 454421444227. The next prime is 454421444263. The reversal of 454421444236 is 632444124454.

It is a junction number, because it is equal to n+sod(n) for n = 454421444192 and 454421444201.

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, 638232010 + ... + 638232721.

It is an arithmetic number, because the mean of its divisors is an integer number (67014398430).

Almost surely, 2^454421444236 is an apocalyptic number.

It is an amenable number.

454421444236 is a deficient number, since it is larger than the sum of its proper divisors (349751336924).

454421444236 is a wasteful number, since it uses less digits than its factorization.

454421444236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276464824 (or 1276464822 counting only the distinct ones).

The product of its digits is 1474560, while the sum is 43.

The spelling of 454421444236 in words is "four hundred fifty-four billion, four hundred twenty-one million, four hundred forty-four thousand, two hundred thirty-six".