2285142993720 has 384 divisors, whose sum is σ = 8171983872000. Its totient is φ = 551600824320.

The previous prime is 2285142993703. The next prime is 2285142993769. The reversal of 2285142993720 is 273992415822.

2285142993720 is a `hidden beast` number, since 2 + 2 + 8 + 514 + 2 + 99 + 37 + 2 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16682952 + ... + 16819368.

It is an arithmetic number, because the mean of its divisors is an integer number (21281208000).

Almost surely, 2^{2285142993720} is an apocalyptic number.

2285142993720 is a gapful number since it is divisible by the number (20) 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 2285142993720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4085991936000).

2285142993720 is an abundant number, since it is smaller than the sum of its proper divisors (5886840878280).

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

2285142993720 is a wasteful number, since it uses less digits than its factorization.

2285142993720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136563 (or 136556 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 2285142993720 in words is "two trillion, two hundred eighty-five billion, one hundred forty-two million, nine hundred ninety-three thousand, seven hundred twenty".