6520000652 has 24 divisors (see below), whose sum is σ = 12523651392. Its totient is φ = 2945451600.

The previous prime is 6520000637. The next prime is 6520000657. The reversal of 6520000652 is 2560000256.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6520000657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 447374 + ... + 461717.

It is an arithmetic number, because the mean of its divisors is an integer number (521818808).

Almost surely, 2^6520000652 is an apocalyptic number.

It is an amenable number.

6520000652 is a deficient number, since it is larger than the sum of its proper divisors (6003650740).

6520000652 is a wasteful number, since it uses less digits than its factorization.

6520000652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909269 (or 909267 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 6520000652 is about 80746.5209900711. The cubic root of 6520000652 is about 1868.1677891275.

It can be divided in two parts, 6520000 and 652, that multiplied together give a square (4251040000 = 65200²).

The spelling of 6520000652 in words is "six billion, five hundred twenty million, six hundred fifty-two", and thus it is an aban number.