10566742986 has 24 divisors (see below), whose sum is σ = 23217071904. Its totient is φ = 3472638120.

The previous prime is 10566742943. The next prime is 10566743003. The reversal of 10566742986 is 68924766501.

10566742986 is a `hidden beast` number, since 1 + 0 + 566 + 74 + 2 + 9 + 8 + 6 = 666.

It is a super-2 number, since 2×10566742986² (a number of 21 digits) contains 22 as substring.

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, 4132816 + ... + 4135371.

It is an arithmetic number, because the mean of its divisors is an integer number (967377996).

Almost surely, 2^10566742986 is an apocalyptic number.

10566742986 is an abundant number, since it is smaller than the sum of its proper divisors (12650328918).

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

10566742986 is a wasteful number, since it uses less digits than its factorization.

10566742986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8268266 (or 8268263 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 10566742986 in words is "ten billion, five hundred sixty-six million, seven hundred forty-two thousand, nine hundred eighty-six".