2053693648 has 20 divisors (see below), whose sum is σ = 4038422080. Its totient is φ = 1011520224.

The previous prime is 2053693633. The next prime is 2053693669. The reversal of 2053693648 is 8463963502.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2053693598 and 2053693607.

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, 956808 + ... + 958951.

It is an arithmetic number, because the mean of its divisors is an integer number (201921104).

Almost surely, 2^2053693648 is an apocalyptic number.

It is an amenable number.

2053693648 is a deficient number, since it is larger than the sum of its proper divisors (1984728432).

2053693648 is a wasteful number, since it uses less digits than its factorization.

2053693648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1915834 (or 1915828 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 46.

The square root of 2053693648 is about 45317.6968523335. The cubic root of 2053693648 is about 1271.0965889863.

The spelling of 2053693648 in words is "two billion, fifty-three million, six hundred ninety-three thousand, six hundred forty-eight".