10742320566 has 24 divisors (see below), whose sum is σ = 23282496120. Its totient is φ = 3579624576.

The previous prime is 10742320549. The next prime is 10742320571. The reversal of 10742320566 is 66502324701.

10742320566 is a `hidden beast` number, since 1 + 0 + 74 + 2 + 3 + 20 + 566 = 666.

It is a super-2 number, since 2×10742320566² (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 10742320566.

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, 37120 + ... + 151203.

It is an arithmetic number, because the mean of its divisors is an integer number (970104005).

Almost surely, 2^10742320566 is an apocalyptic number.

10742320566 is an abundant number, since it is smaller than the sum of its proper divisors (12540175554).

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

10742320566 is a wasteful number, since it uses less digits than its factorization.

10742320566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191500 (or 191497 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The spelling of 10742320566 in words is "ten billion, seven hundred forty-two million, three hundred twenty thousand, five hundred sixty-six".