2081552099 has 8 divisors (see below), whose sum is σ = 2273287680. Its totient is φ = 1890233800.

The previous prime is 2081552093. The next prime is 2081552101. The reversal of 2081552099 is 9902551802.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2081552099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2081552093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93839 + ... + 113880.

It is an arithmetic number, because the mean of its divisors is an integer number (284160960).

Almost surely, 2^2081552099 is an apocalyptic number.

2081552099 is a deficient number, since it is larger than the sum of its proper divisors (191735581).

2081552099 is a wasteful number, since it uses less digits than its factorization.

2081552099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208641.

The product of its (nonzero) digits is 64800, while the sum is 41.

The square root of 2081552099 is about 45624.0298417402. The cubic root of 2081552099 is about 1276.8182897571.

The spelling of 2081552099 in words is "two billion, eighty-one million, five hundred fifty-two thousand, ninety-nine".