10525111266 has 32 divisors (see below), whose sum is σ = 21188276928. Its totient is φ = 3485401920.

The previous prime is 10525111243. The next prime is 10525111273. The reversal of 10525111266 is 66211152501.

It is a super-2 number, since 2×10525111266² (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 15 ways as a sum of consecutive naturals, for example, 1182565 + ... + 1191431.

It is an arithmetic number, because the mean of its divisors is an integer number (662133654).

Almost surely, 2^10525111266 is an apocalyptic number.

10525111266 is an abundant number, since it is smaller than the sum of its proper divisors (10663165662).

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

10525111266 is a wasteful number, since it uses less digits than its factorization.

10525111266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10146.

The product of its (nonzero) digits is 3600, while the sum is 30.

Adding to 10525111266 its reverse (66211152501), we get a palindrome (76736263767).

The spelling of 10525111266 in words is "ten billion, five hundred twenty-five million, one hundred eleven thousand, two hundred sixty-six".