2242140239988 has 144 divisors (see below), whose sum is σ = 6562076015040. Its totient is φ = 643676362560.

The previous prime is 2242140239951. The next prime is 2242140240013. The reversal of 2242140239988 is 8899320412422.

2242140239988 is a `hidden beast` number, since 2 + 242 + 1 + 4 + 0 + 2 + 399 + 8 + 8 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 320995 + ... + 2141802.

Almost surely, 2^{2242140239988} 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 2242140239988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3281038007520).

2242140239988 is an abundant number, since it is smaller than the sum of its proper divisors (4319935775052).

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

2242140239988 is a wasteful number, since it uses less digits than its factorization.

2242140239988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2462859 (or 2462832 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 54.

The spelling of 2242140239988 in words is "two trillion, two hundred forty-two billion, one hundred forty million, two hundred thirty-nine thousand, nine hundred eighty-eight".