1440215043042 has 16 divisors (see below), whose sum is σ = 2947416832800. Its totient is φ = 468907223232.

The previous prime is 1440215042947. The next prime is 1440215043083. The reversal of 1440215043042 is 2403405120441.

It is a super-2 number, since 2×1440215043042² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2791114167 + ... + 2791114682.

It is an arithmetic number, because the mean of its divisors is an integer number (184213552050).

Almost surely, 2^{1440215043042} is an apocalyptic number.

1440215043042 is an abundant number, since it is smaller than the sum of its proper divisors (1507201789758).

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

1440215043042 is a wasteful number, since it uses less digits than its factorization.

1440215043042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5582228897.

The product of its (nonzero) digits is 15360, while the sum is 30.

The spelling of 1440215043042 in words is "one trillion, four hundred forty billion, two hundred fifteen million, forty-three thousand, forty-two".