138855096 has 24 divisors (see below), whose sum is σ = 376066080. Its totient is φ = 46285008.

The previous prime is 138855053. The next prime is 138855109. The reversal of 138855096 is 690558831.

138855096 is a `hidden beast` number, since 1 + 3 + 8 + 8 + 550 + 96 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 964200 + ... + 964343.

It is an arithmetic number, because the mean of its divisors is an integer number (15669420).

Almost surely, 2^138855096 is an apocalyptic number.

It is an amenable number.

138855096 is an abundant number, since it is smaller than the sum of its proper divisors (237210984).

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

138855096 is a wasteful number, since it uses less digits than its factorization.

138855096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1928555 (or 1928548 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The square root of 138855096 is about 11783.6792217032. The cubic root of 138855096 is about 517.8300799737.

It can be divided in two parts, 13885 and 5096, that added together give a palindrome (18981).

The spelling of 138855096 in words is "one hundred thirty-eight million, eight hundred fifty-five thousand, ninety-six".