1449286630818 has 128 divisors (see below), whose sum is σ = 3355223316480. Its totient is φ = 413358167040.

The previous prime is 1449286630811. The next prime is 1449286630823. The reversal of 1449286630818 is 8180366829441.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1449286630811) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 95927221 + ... + 95942327.

It is an arithmetic number, because the mean of its divisors is an integer number (26212682160).

Almost surely, 2^{1449286630818} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1449286630818, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1677611658240).

1449286630818 is an abundant number, since it is smaller than the sum of its proper divisors (1905936685662).

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

1449286630818 is a wasteful number, since it uses less digits than its factorization.

1449286630818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16232.

The product of its (nonzero) digits is 15925248, while the sum is 60.

The spelling of 1449286630818 in words is "one trillion, four hundred forty-nine billion, two hundred eighty-six million, six hundred thirty thousand, eight hundred eighteen".