5267641860 has 72 divisors (see below), whose sum is σ = 17207637720. Its totient is φ = 1296649728.

The previous prime is 5267641859. The next prime is 5267641927. The reversal of 5267641860 is 681467625.

5267641860 is a `hidden beast` number, since 526 + 7 + 6 + 41 + 86 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 37748736 + 5229893124 = 6144^2 + 72318^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1123225 + ... + 1127904.

Almost surely, 2^5267641860 is an apocalyptic number.

It is an amenable number.

5267641860 is an abundant number, since it is smaller than the sum of its proper divisors (11939995860).

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

5267641860 is a wasteful number, since it uses less digits than its factorization.

5267641860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2251157 (or 2251152 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 5267641860 is about 72578.5220295922. The cubic root of 5267641860 is about 1739.9579260536.

The spelling of 5267641860 in words is "five billion, two hundred sixty-seven million, six hundred forty-one thousand, eight hundred sixty".