5234687856 has 50 divisors (see below), whose sum is σ = 15150709112. Its totient is φ = 1744895520.

The previous prime is 5234687851. The next prime is 5234687863. The reversal of 5234687856 is 6587864325.

5234687856 is a `hidden beast` number, since 523 + 4 + 68 + 7 + 8 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5234687851) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2018260 + ... + 2020851.

Almost surely, 2^5234687856 is an apocalyptic number.

It is an amenable number.

5234687856 is an abundant number, since it is smaller than the sum of its proper divisors (9916021256).

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

5234687856 is a wasteful number, since it uses less digits than its factorization.

5234687856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4039131 (or 4039116 counting only the distinct ones).

The product of its digits is 9676800, while the sum is 54.

The square root of 5234687856 is about 72351.1427414937. The cubic root of 5234687856 is about 1736.3219811646.

The spelling of 5234687856 in words is "five billion, two hundred thirty-four million, six hundred eighty-seven thousand, eight hundred fifty-six".