2791004580 has 576 divisors, whose sum is σ = 11422010880. Its totient is φ = 552075264.

The previous prime is 2791004561. The next prime is 2791004611. The reversal of 2791004580 is 854001972.

2791004580 is a `hidden beast` number, since 2 + 79 + 1 + 0 + 0 + 4 + 580 = 666.

2791004580 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 10859812 + ... + 10860068.

It is an arithmetic number, because the mean of its divisors is an integer number (19829880).

Almost surely, 2^2791004580 is an apocalyptic number.

2791004580 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 2791004580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5711005440).

2791004580 is an abundant number, since it is smaller than the sum of its proper divisors (8631006300).

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

2791004580 is a wasteful number, since it uses less digits than its factorization.

2791004580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325 (or 304 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 2791004580 is about 52829.9591141239. The cubic root of 2791004580 is about 1407.9487602146.

The spelling of 2791004580 in words is "two billion, seven hundred ninety-one million, four thousand, five hundred eighty".