1140150231440 has 80 divisors (see below), whose sum is σ = 2969993390400. Its totient is φ = 403394664960.

The previous prime is 1140150231391. The next prime is 1140150231457. The reversal of 1140150231440 is 441320510411.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17475890 + ... + 17541009.

It is an arithmetic number, because the mean of its divisors is an integer number (37124917380).

Almost surely, 2^{1140150231440} is an apocalyptic number.

1140150231440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1140150231440 is an abundant number, since it is smaller than the sum of its proper divisors (1829843158960).

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

1140150231440 is a wasteful number, since it uses less digits than its factorization.

1140150231440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35016960 (or 35016954 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 1140150231440 its reverse (441320510411), we get a palindrome (1581470741851).

The spelling of 1140150231440 in words is "one trillion, one hundred forty billion, one hundred fifty million, two hundred thirty-one thousand, four hundred forty".