526620680 has 64 divisors (see below), whose sum is σ = 1202636160. Its totient is φ = 207520768.

The previous prime is 526620671. The next prime is 526620691. The reversal of 526620680 is 86026625.

It is a self number, because there is not a number n which added to its sum of digits gives 526620680.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1188539 + ... + 1188981.

It is an arithmetic number, because the mean of its divisors is an integer number (18791190).

Almost surely, 2^526620680 is an apocalyptic number.

It is an amenable number.

526620680 is an abundant number, since it is smaller than the sum of its proper divisors (676015480).

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

526620680 is a wasteful number, since it uses less digits than its factorization.

526620680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830 (or 826 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 526620680 is about 22948.2173599607. The cubic root of 526620680 is about 807.5435818861.

The spelling of 526620680 in words is "five hundred twenty-six million, six hundred twenty thousand, six hundred eighty".