2091567060 has 72 divisors (see below), whose sum is σ = 6921192096. Its totient is φ = 507046080.

The previous prime is 2091567053. The next prime is 2091567109. The reversal of 2091567060 is 607651902.

2091567060 is a `hidden beast` number, since 2 + 0 + 91 + 567 + 0 + 6 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 526194 + ... + 530153.

It is an arithmetic number, because the mean of its divisors is an integer number (96127668).

Almost surely, 2^2091567060 is an apocalyptic number.

2091567060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2091567060 is an abundant number, since it is smaller than the sum of its proper divisors (4829625036).

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

2091567060 is a wasteful number, since it uses less digits than its factorization.

2091567060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056373 (or 1056368 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The square root of 2091567060 is about 45733.6534731263. The cubic root of 2091567060 is about 1278.8627308935.

2091567060 divided by its sum of digits (36) gives a palindrome (58099085).

The spelling of 2091567060 in words is "two billion, ninety-one million, five hundred sixty-seven thousand, sixty".