1449291951456 has 36 divisors (see below), whose sum is σ = 3804422335812. Its totient is φ = 483093385344.

The previous prime is 1449291951439. The next prime is 1449291951577. The reversal of 1449291951456 is 6541591929441.

It is a self number, because there is not a number n which added to its sum of digits gives 1449291951456.

It is a congruent number.

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, 11733990 + ... + 11856858.

It is an arithmetic number, because the mean of its divisors is an integer number (105678398217).

Almost surely, 2^{1449291951456} is an apocalyptic number.

1449291951456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1449291951456 is an abundant number, since it is smaller than the sum of its proper divisors (2355130384356).

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

1449291951456 is an frugal number, since it uses more digits than its factorization.

1449291951456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245751 (or 122874 counting only the distinct ones).

The product of its digits is 13996800, while the sum is 60.

The spelling of 1449291951456 in words is "one trillion, four hundred forty-nine billion, two hundred ninety-one million, nine hundred fifty-one thousand, four hundred fifty-six".