2081355448 has 32 divisors (see below), whose sum is σ = 3927268800. Its totient is φ = 1034103808.

The previous prime is 2081355431. The next prime is 2081355533. The reversal of 2081355448 is 8445531802.

It is a self number, because there is not a number n which added to its sum of digits gives 2081355448.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1339440 + ... + 1340992.

It is an arithmetic number, because the mean of its divisors is an integer number (122727150).

Almost surely, 2^2081355448 is an apocalyptic number.

It is an amenable number.

2081355448 is a deficient number, since it is larger than the sum of its proper divisors (1845913352).

2081355448 is a wasteful number, since it uses less digits than its factorization.

2081355448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2511 (or 2507 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 40.

The square root of 2081355448 is about 45621.8746655593. The cubic root of 2081355448 is about 1276.7780800979.

The spelling of 2081355448 in words is "two billion, eighty-one million, three hundred fifty-five thousand, four hundred forty-eight".