10532215566 has 16 divisors (see below), whose sum is σ = 23404923600. Its totient is φ = 3510738504.

The previous prime is 10532215523. The next prime is 10532215567. The reversal of 10532215566 is 66551223501.

10532215566 is a `hidden beast` number, since 10 + 53 + 22 + 15 + 566 = 666.

It is a super-2 number, since 2×10532215566² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 10532215566.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10532215567) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97520461 + ... + 97520568.

It is an arithmetic number, because the mean of its divisors is an integer number (1462807725).

Almost surely, 2^10532215566 is an apocalyptic number.

10532215566 is an abundant number, since it is smaller than the sum of its proper divisors (12872708034).

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

10532215566 is a wasteful number, since it uses less digits than its factorization.

10532215566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195041040 (or 195041034 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 10532215566 in words is "ten billion, five hundred thirty-two million, two hundred fifteen thousand, five hundred sixty-six".