5207720700 has 144 divisors (see below), whose sum is σ = 18544924160. Its totient is φ = 1098766080.

The previous prime is 5207720699. The next prime is 5207720717. The reversal of 5207720700 is 70277025.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 68080 + ... + 122679.

Almost surely, 2^5207720700 is an apocalyptic number.

5207720700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5207720700 is an abundant number, since it is smaller than the sum of its proper divisors (13337203460).

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

5207720700 is a wasteful number, since it uses less digits than its factorization.

5207720700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190796 (or 190789 counting only the distinct ones).

The product of its (nonzero) digits is 6860, while the sum is 30.

The square root of 5207720700 is about 72164.5390756430. The cubic root of 5207720700 is about 1733.3352190150.

Adding to 5207720700 its reverse (70277025), we get a palindrome (5277997725).

The spelling of 5207720700 in words is "five billion, two hundred seven million, seven hundred twenty thousand, seven hundred".