2053866720 has 96 divisors (see below), whose sum is σ = 6489389088. Its totient is φ = 546029568.

The previous prime is 2053866691. The next prime is 2053866721. The reversal of 2053866720 is 276683502.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2053866721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155412 + ... + 168108.

It is an arithmetic number, because the mean of its divisors is an integer number (67597803).

Almost surely, 2^2053866720 is an apocalyptic number.

2053866720 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 2053866720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3244694544).

2053866720 is an abundant number, since it is smaller than the sum of its proper divisors (4435522368).

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

2053866720 is a wasteful number, since it uses less digits than its factorization.

2053866720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13052 (or 13044 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 2053866720 is about 45319.6063531006. The cubic root of 2053866720 is about 1271.1322945794.

The spelling of 2053866720 in words is "two billion, fifty-three million, eight hundred sixty-six thousand, seven hundred twenty".