5217725856 has 96 divisors (see below), whose sum is σ = 15664779648. Its totient is φ = 1489674240.

The previous prime is 5217725839. The next prime is 5217725923. The reversal of 5217725856 is 6585277125.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1450396 + ... + 1453988.

It is an arithmetic number, because the mean of its divisors is an integer number (163174788).

Almost surely, 2^5217725856 is an apocalyptic number.

5217725856 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

5217725856 is an abundant number, since it is smaller than the sum of its proper divisors (10447053792).

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

5217725856 is a wasteful number, since it uses less digits than its factorization.

5217725856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5774 (or 5766 counting only the distinct ones).

The product of its digits is 1176000, while the sum is 48.

The square root of 5217725856 is about 72233.8276432864. The cubic root of 5217725856 is about 1734.4445459810. Note that the first 3 decimals are identical.

The spelling of 5217725856 in words is "five billion, two hundred seventeen million, seven hundred twenty-five thousand, eight hundred fifty-six".