2053243544 has 128 divisors (see below), whose sum is σ = 4568555520. Its totient is φ = 854784000.

The previous prime is 2053243519. The next prime is 2053243567. The reversal of 2053243544 is 4453423502.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2053243544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16167209 + ... + 16167335.

It is an arithmetic number, because the mean of its divisors is an integer number (35691840).

Almost surely, 2^2053243544 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 2053243544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2284277760).

2053243544 is an abundant number, since it is smaller than the sum of its proper divisors (2515311976).

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

2053243544 is a wasteful number, since it uses less digits than its factorization.

2053243544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369 (or 365 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 32.

The square root of 2053243544 is about 45312.7304849311. The cubic root of 2053243544 is about 1271.0037209545.

The spelling of 2053243544 in words is "two billion, fifty-three million, two hundred forty-three thousand, five hundred forty-four".