26669111162712 has 32 divisors (see below), whose sum is σ = 66870619998000. Its totient is φ = 8863324775424.

The previous prime is 26669111162669. The next prime is 26669111162719. The reversal of 26669111162712 is 21726111196662.

It is a happy number.

It is a super-2 number, since 2×26669111162712² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26669111162719) 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, 1648675837 + ... + 1648692012.

Almost surely, 2^{26669111162712} is an apocalyptic number.

It is an amenable number.

26669111162712 is an abundant number, since it is smaller than the sum of its proper divisors (40201508835288).

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

26669111162712 is a wasteful number, since it uses less digits than its factorization.

26669111162712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3297368195 (or 3297368191 counting only the distinct ones).

The product of its digits is 653184, while the sum is 51.

The spelling of 26669111162712 in words is "twenty-six trillion, six hundred sixty-nine billion, one hundred eleven million, one hundred sixty-two thousand, seven hundred twelve".