2142783171264 has 56 divisors (see below), whose sum is σ = 5680329262128. Its totient is φ = 712890081280.

The previous prime is 2142783171253. The next prime is 2142783171311. The reversal of 2142783171264 is 4621713872412.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10610457 + ... + 10810520.

Almost surely, 2^{2142783171264} is an apocalyptic number.

2142783171264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2142783171264 is an abundant number, since it is smaller than the sum of its proper divisors (3537546090864).

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

2142783171264 is a wasteful number, since it uses less digits than its factorization.

2142783171264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21421513 (or 21421503 counting only the distinct ones).

The product of its digits is 903168, while the sum is 48.

The spelling of 2142783171264 in words is "two trillion, one hundred forty-two billion, seven hundred eighty-three million, one hundred seventy-one thousand, two hundred sixty-four".