6250006566 has 24 divisors (see below), whose sum is σ = 14254401720. Its totient is φ = 1973686176.

The previous prime is 6250006523. The next prime is 6250006571. The reversal of 6250006566 is 6656000526.

It is a super-2 number, since 2×6250006566² = 78125164150086224712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6250006566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9137095 + ... + 9137778.

It is an arithmetic number, because the mean of its divisors is an integer number (593933405).

Almost surely, 2^6250006566 is an apocalyptic number.

6250006566 is an abundant number, since it is smaller than the sum of its proper divisors (8004395154).

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

6250006566 is a wasteful number, since it uses less digits than its factorization.

6250006566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18274900 (or 18274897 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 6250006566 is about 79056.9830312288. The cubic root of 6250006566 is about 1842.0163943693.

The spelling of 6250006566 in words is "six billion, two hundred fifty million, six thousand, five hundred sixty-six".