454978027244 has 18 divisors (see below), whose sum is σ = 862169902020. Its totient is φ = 209989858416.

The previous prime is 454978027219. The next prime is 454978027253. The reversal of 454978027244 is 442720879454.

It is a self number, because there is not a number n which added to its sum of digits gives 454978027244.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 336521534 + ... + 336522885.

It is an arithmetic number, because the mean of its divisors is an integer number (47898327890).

Almost surely, 2^454978027244 is an apocalyptic number.

It is an amenable number.

454978027244 is a deficient number, since it is larger than the sum of its proper divisors (407191874776).

454978027244 is a wasteful number, since it uses less digits than its factorization.

454978027244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673044449 (or 673044434 counting only the distinct ones).

The product of its (nonzero) digits is 18063360, while the sum is 56.

The spelling of 454978027244 in words is "four hundred fifty-four billion, nine hundred seventy-eight million, twenty-seven thousand, two hundred forty-four".