5267505861 has 24 divisors (see below), whose sum is σ = 7670856960. Its totient is φ = 3483064800.

The previous prime is 5267505827. The next prime is 5267505863. The reversal of 5267505861 is 1685057625.

5267505861 is a `hidden beast` number, since 5 + 2 + 67 + 5 + 0 + 586 + 1 = 666.

It is not a de Polignac number, because 5267505861 - 2¹⁸ = 5267243717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5267505863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 553816 + ... + 563246.

It is an arithmetic number, because the mean of its divisors is an integer number (319619040).

Almost surely, 2^5267505861 is an apocalyptic number.

It is an amenable number.

5267505861 is a deficient number, since it is larger than the sum of its proper divisors (2403351099).

5267505861 is a wasteful number, since it uses less digits than its factorization.

5267505861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9937 (or 9934 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 45.

The square root of 5267505861 is about 72577.5851141384. The cubic root of 5267505861 is about 1739.9429519544.

The spelling of 5267505861 in words is "five billion, two hundred sixty-seven million, five hundred five thousand, eight hundred sixty-one".