5216236785 has 24 divisors (see below), whose sum is σ = 9376348800. Its totient is φ = 2781992304.

The previous prime is 5216236771. The next prime is 5216236799. The reversal of 5216236785 is 5876326125.

5216236785 is a `hidden beast` number, since 52 + 162 + 367 + 85 = 666.

It is an interprime number because it is at equal distance from previous prime (5216236771) and next prime (5216236799).

It is not a de Polignac number, because 5216236785 - 2⁶ = 5216236721 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5216236785.

It is an unprimeable number.

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, 2145385 + ... + 2147814.

It is an arithmetic number, because the mean of its divisors is an integer number (390681200).

Almost surely, 2^5216236785 is an apocalyptic number.

It is an amenable number.

5216236785 is a deficient number, since it is larger than the sum of its proper divisors (4160112015).

5216236785 is an equidigital number, since it uses as much as digits as its factorization.

5216236785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4293219 (or 4293207 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 5216236785 is about 72223.5196109965. The cubic root of 5216236785 is about 1734.2795343217.

The spelling of 5216236785 in words is "five billion, two hundred sixteen million, two hundred thirty-six thousand, seven hundred eighty-five".