2140862604144 has 80 divisors (see below), whose sum is σ = 6034885409280. Its totient is φ = 648580078080.

The previous prime is 2140862604143. The next prime is 2140862604163. The reversal of 2140862604144 is 4414062680412.

It is a junction number, because it is equal to n+sod(n) for n = 2140862604096 and 2140862604105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140862604143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1551924 + ... + 2586540.

It is an arithmetic number, because the mean of its divisors is an integer number (75436067616).

Almost surely, 2^{2140862604144} is an apocalyptic number.

2140862604144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2140862604144 is an abundant number, since it is smaller than the sum of its proper divisors (3894022805136).

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

2140862604144 is a wasteful number, since it uses less digits than its factorization.

2140862604144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1038558 (or 1038552 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 42.

The spelling of 2140862604144 in words is "two trillion, one hundred forty billion, eight hundred sixty-two million, six hundred four thousand, one hundred forty-four".