2450949447680 has 112 divisors (see below), whose sum is σ = 5969716178400. Its totient is φ = 965746163712.

The previous prime is 2450949447637. The next prime is 2450949447701. The reversal of 2450949447680 is 867449490542.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2297771 + ... + 3190869.

Almost surely, 2^{2450949447680} is an apocalyptic number.

2450949447680 is a gapful number since it is divisible by the number (20) 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 2450949447680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2984858089200).

2450949447680 is an abundant number, since it is smaller than the sum of its proper divisors (3518766730720).

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

2450949447680 is an frugal number, since it uses more digits than its factorization.

2450949447680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893197 (or 893173 counting only the distinct ones).

The product of its (nonzero) digits is 69672960, while the sum is 62.

The spelling of 2450949447680 in words is "two trillion, four hundred fifty billion, nine hundred forty-nine million, four hundred forty-seven thousand, six hundred eighty".