10525111366 has 32 divisors (see below), whose sum is σ = 20841172992. Its totient is φ = 3859474560.

The previous prime is 10525111343. The next prime is 10525111367. The reversal of 10525111366 is 66311152501.

It is a happy number.

It is a super-2 number, since 2×10525111366² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10525111367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2007526 + ... + 2012761.

It is an arithmetic number, because the mean of its divisors is an integer number (651286656).

Almost surely, 2^10525111366 is an apocalyptic number.

10525111366 is a deficient number, since it is larger than the sum of its proper divisors (10316061626).

10525111366 is a wasteful number, since it uses less digits than its factorization.

10525111366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4020324.

The product of its (nonzero) digits is 5400, while the sum is 31.

Adding to 10525111366 its reverse (66311152501), we get a palindrome (76836263867).

The spelling of 10525111366 in words is "ten billion, five hundred twenty-five million, one hundred eleven thousand, three hundred sixty-six".