10566251516 has 12 divisors (see below), whose sum is σ = 18681569088. Its totient is φ = 5228660352.

The previous prime is 10566251477. The next prime is 10566251533. The reversal of 10566251516 is 61515266501.

It is a happy number.

It is a super-2 number, since 2×10566251516² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10566251516.

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, 13615916 + ... + 13616691.

It is an arithmetic number, because the mean of its divisors is an integer number (1556797424).

Almost surely, 2^10566251516 is an apocalyptic number.

It is an amenable number.

10566251516 is a deficient number, since it is larger than the sum of its proper divisors (8115317572).

10566251516 is a wasteful number, since it uses less digits than its factorization.

10566251516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27232708 (or 27232706 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 38.

The spelling of 10566251516 in words is "ten billion, five hundred sixty-six million, two hundred fifty-one thousand, five hundred sixteen".