138299062266 has 48 divisors (see below), whose sum is σ = 322754271840. Its totient is φ = 42657723360.

The previous prime is 138299062229. The next prime is 138299062271. The reversal of 138299062266 is 662260992831.

It is a happy number.

138299062266 is a `hidden beast` number, since 1 + 3 + 8 + 2 + 9 + 9 + 0 + 622 + 6 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4687425 + ... + 4716836.

It is an arithmetic number, because the mean of its divisors is an integer number (6724047330).

Almost surely, 2^138299062266 is an apocalyptic number.

138299062266 is an abundant number, since it is smaller than the sum of its proper divisors (184455209574).

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

138299062266 is a wasteful number, since it uses less digits than its factorization.

138299062266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9404331 (or 9404328 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 54.

The spelling of 138299062266 in words is "one hundred thirty-eight billion, two hundred ninety-nine million, sixty-two thousand, two hundred sixty-six".