2567672064 has 216 divisors, whose sum is σ = 7767527040. Its totient is φ = 814657536.

The previous prime is 2567672059. The next prime is 2567672069. The reversal of 2567672064 is 4602767652.

2567672064 is a `hidden beast` number, since 2 + 567 + 6 + 7 + 20 + 64 = 666.

It is an interprime number because it is at equal distance from previous prime (2567672059) and next prime (2567672069).

It is not an unprimeable number, because it can be changed into a prime (2567672069) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5545497 + ... + 5545959.

Almost surely, 2^2567672064 is an apocalyptic number.

2567672064 is a gapful number since it is divisible by the number (24) 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 2567672064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3883763520).

2567672064 is an abundant number, since it is smaller than the sum of its proper divisors (5199854976).

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

2567672064 is a wasteful number, since it uses less digits than its factorization.

2567672064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597 (or 580 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The square root of 2567672064 is about 50672.2020835882. The cubic root of 2567672064 is about 1369.3459616319.

The spelling of 2567672064 in words is "two billion, five hundred sixty-seven million, six hundred seventy-two thousand, sixty-four".