1444446760 has 32 divisors (see below), whose sum is σ = 3251485800. Its totient is φ = 577515520.

The previous prime is 1444446721. The next prime is 1444446763. The reversal of 1444446760 is 676444441.

It can be written as a sum of positive squares in 4 ways, for example, as 1027715364 + 416731396 = 32058^2 + 20414^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (1444446763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97440 + ... + 111280.

Almost surely, 2^1444446760 is an apocalyptic number.

1444446760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1444446760 is an abundant number, since it is smaller than the sum of its proper divisors (1807039040).

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

1444446760 is a wasteful number, since it uses less digits than its factorization.

1444446760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16461 (or 16457 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 40.

The square root of 1444446760 is about 38005.8779664409. The cubic root of 1444446760 is about 1130.4044183792.

The spelling of 1444446760 in words is "one billion, four hundred forty-four million, four hundred forty-six thousand, seven hundred sixty".