266115531522102 has 16 divisors (see below), whose sum is σ = 534905591001600. Its totient is φ = 88259422514472.

The previous prime is 266115531522079. The next prime is 266115531522107. The reversal of 266115531522102 is 201225135511662.

It is a happy number.

266115531522102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×266115531522102² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266115531522107) 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, 111438663598 + ... + 111438665985.

It is an arithmetic number, because the mean of its divisors is an integer number (33431599437600).

Almost surely, 2^{266115531522102} is an apocalyptic number.

266115531522102 is an abundant number, since it is smaller than the sum of its proper divisors (268790059479498).

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

266115531522102 is a wasteful number, since it uses less digits than its factorization.

266115531522102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222877329787.

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 266115531522102 in words is "two hundred sixty-six trillion, one hundred fifteen billion, five hundred thirty-one million, five hundred twenty-two thousand, one hundred two".