138264445062 has 48 divisors (see below), whose sum is σ = 305893720080. Its totient is φ = 45124943616.

The previous prime is 138264445051. The next prime is 138264445063. The reversal of 138264445062 is 260544462831.

138264445062 is a `hidden beast` number, since 1 + 3 + 82 + 64 + 4 + 4 + 506 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 138264444999 and 138264445017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138264445063) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 204012 + ... + 564047.

It is an arithmetic number, because the mean of its divisors is an integer number (6372785835).

Almost surely, 2^138264445062 is an apocalyptic number.

138264445062 is an abundant number, since it is smaller than the sum of its proper divisors (167629275018).

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

138264445062 is a wasteful number, since it uses less digits than its factorization.

138264445062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768277 (or 768274 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

The spelling of 138264445062 in words is "one hundred thirty-eight billion, two hundred sixty-four million, four hundred forty-five thousand, sixty-two".