11868167612 has 24 divisors (see below), whose sum is σ = 23749973856. Its totient is φ = 5083435008.

The previous prime is 11868167609. The next prime is 11868167617. The reversal of 11868167612 is 21676186811.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11868167617) 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, 71813 + ... + 169980.

It is an arithmetic number, because the mean of its divisors is an integer number (989582244).

Almost surely, 2^11868167612 is an apocalyptic number.

It is an amenable number.

11868167612 is an abundant number, since it is smaller than the sum of its proper divisors (11881806244).

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

11868167612 is a wasteful number, since it uses less digits than its factorization.

11868167612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243557 (or 243555 counting only the distinct ones).

The product of its digits is 193536, while the sum is 47.

The spelling of 11868167612 in words is "eleven billion, eight hundred sixty-eight million, one hundred sixty-seven thousand, six hundred twelve".