2081049600 has 528 divisors, whose sum is σ = 8122496000. Its totient is φ = 469647360.

The previous prime is 2081049569. The next prime is 2081049653. The reversal of 2081049600 is 69401802.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26342361 + ... + 26342439.

Almost surely, 2^2081049600 is an apocalyptic number.

2081049600 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 2081049600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4061248000).

2081049600 is an abundant number, since it is smaller than the sum of its proper divisors (6041446400).

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

2081049600 is an equidigital number, since it uses as much as digits as its factorization.

2081049600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133 (or 96 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 2081049600 is about 45618.5225538925. The cubic root of 2081049600 is about 1276.7155376569.

The spelling of 2081049600 in words is "two billion, eighty-one million, forty-nine thousand, six hundred".