2144496450 has 48 divisors (see below), whose sum is σ = 5631202080. Its totient is φ = 538225920.

The previous prime is 2144496449. The next prime is 2144496451. The reversal of 2144496450 is 546944412.

It is an interprime number because it is at equal distance from previous prime (2144496449) and next prime (2144496451).

It is a super-3 number, since 3×2144496450³ (a number of 29 digits) contains 333 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2144496399 and 2144496408.

It is not an unprimeable number, because it can be changed into a prime (2144496451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 417940 + ... + 423039.

It is an arithmetic number, because the mean of its divisors is an integer number (117316710).

Almost surely, 2^2144496450 is an apocalyptic number.

2144496450 is an abundant number, since it is smaller than the sum of its proper divisors (3486705630).

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

2144496450 is a wasteful number, since it uses less digits than its factorization.

2144496450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 841011 (or 841006 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 2144496450 is about 46308.7081443652. The cubic root of 2144496450 is about 1289.5606640451.

The spelling of 2144496450 in words is "two billion, one hundred forty-four million, four hundred ninety-six thousand, four hundred fifty".