1449455000 has 80 divisors (see below), whose sum is σ = 3881320080. Its totient is φ = 496944000.

The previous prime is 1449454991. The next prime is 1449455017. The reversal of 1449455000 is 5549441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14294 + ... + 55706.

It is an arithmetic number, because the mean of its divisors is an integer number (48516501).

Almost surely, 2^1449455000 is an apocalyptic number.

1449455000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1449455000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1940660040).

1449455000 is an abundant number, since it is smaller than the sum of its proper divisors (2431865080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1449455000 is an equidigital number, since it uses as much as digits as its factorization.

1449455000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41446 (or 41427 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 1449455000 is about 38071.7086561662. The cubic root of 1449455000 is about 1131.7093715486.

The spelling of 1449455000 in words is "one billion, four hundred forty-nine million, four hundred fifty-five thousand".