2071223506844 has 24 divisors (see below), whose sum is σ = 3829408107840. Its totient is φ = 978626511296.

The previous prime is 2071223506843. The next prime is 2071223506883. The reversal of 2071223506844 is 4486053221702.

It is a junction number, because it is equal to n+sod(n) for n = 2071223506795 and 2071223506804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2071223506843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189945347 + ... + 189956250.

It is an arithmetic number, because the mean of its divisors is an integer number (159558671160).

Almost surely, 2^{2071223506844} is an apocalyptic number.

It is an amenable number.

2071223506844 is a deficient number, since it is larger than the sum of its proper divisors (1758184600996).

2071223506844 is a wasteful number, since it uses less digits than its factorization.

2071223506844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379901677 (or 379901675 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 44.

The spelling of 2071223506844 in words is "two trillion, seventy-one billion, two hundred twenty-three million, five hundred six thousand, eight hundred forty-four".