1140221025524 has 48 divisors (see below), whose sum is σ = 2355847495680. Its totient is φ = 472532525280.

The previous prime is 1140221025509. The next prime is 1140221025553. The reversal of 1140221025524 is 4255201220411.

It is a congruent number.

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, 596639 + ... + 1623705.

It is an arithmetic number, because the mean of its divisors is an integer number (49080156160).

Almost surely, 2^{1140221025524} is an apocalyptic number.

1140221025524 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1140221025524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1177923747840).

1140221025524 is an abundant number, since it is smaller than the sum of its proper divisors (1215626470156).

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

1140221025524 is a wasteful number, since it uses less digits than its factorization.

1140221025524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028388 (or 1028386 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

Adding to 1140221025524 its reverse (4255201220411), we get a palindrome (5395422245935).

The spelling of 1140221025524 in words is "one trillion, one hundred forty billion, two hundred twenty-one million, twenty-five thousand, five hundred twenty-four".