6526504220 has 12 divisors (see below), whose sum is σ = 13705658904. Its totient is φ = 2610601680.

The previous prime is 6526504213. The next prime is 6526504249. The reversal of 6526504220 is 224056256.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163162586 + ... + 163162625.

It is an arithmetic number, because the mean of its divisors is an integer number (1142138242).

Almost surely, 2^6526504220 is an apocalyptic number.

It is an amenable number.

6526504220 is an abundant number, since it is smaller than the sum of its proper divisors (7179154684).

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

6526504220 is a wasteful number, since it uses less digits than its factorization.

6526504220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326325220 (or 326325218 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 6526504220 is about 80786.7824585185. The cubic root of 6526504220 is about 1868.7887358331.

The spelling of 6526504220 in words is "six billion, five hundred twenty-six million, five hundred four thousand, two hundred twenty".