1440965972248 has 72 divisors (see below), whose sum is σ = 3020695694100. Its totient is φ = 643754913120.

The previous prime is 1440965972219. The next prime is 1440965972261. The reversal of 1440965972248 is 8422795690441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 286871065 + ... + 286876087.

Almost surely, 2^{1440965972248} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1440965972248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1510347847050).

1440965972248 is an abundant number, since it is smaller than the sum of its proper divisors (1579729721852).

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

1440965972248 is an frugal number, since it uses more digits than its factorization.

1440965972248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10133 (or 5095 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 61.

The spelling of 1440965972248 in words is "one trillion, four hundred forty billion, nine hundred sixty-five million, nine hundred seventy-two thousand, two hundred forty-eight".