2053738868 has 12 divisors (see below), whose sum is σ = 3609739140. Its totient is φ = 1022384832.

The previous prime is 2053738853. The next prime is 2053738891. The reversal of 2053738868 is 8688373502.

It can be written as a sum of positive squares in 2 ways, for example, as 1253301604 + 800437264 = 35402^2 + 28292^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1120121 + ... + 1121952.

It is an arithmetic number, because the mean of its divisors is an integer number (300811595).

Almost surely, 2^2053738868 is an apocalyptic number.

It is an amenable number.

2053738868 is a deficient number, since it is larger than the sum of its proper divisors (1556000272).

2053738868 is a wasteful number, since it uses less digits than its factorization.

2053738868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2242306 (or 2242304 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 50.

The square root of 2053738868 is about 45318.1957716765. The cubic root of 2053738868 is about 1271.1059182853.

The spelling of 2053738868 in words is "two billion, fifty-three million, seven hundred thirty-eight thousand, eight hundred sixty-eight".