138888751150 has 24 divisors (see below), whose sum is σ = 260890839864. Its totient is φ = 55005444000.

The previous prime is 138888751093. The next prime is 138888751171. The reversal of 138888751150 is 51157888831.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 138888751091 and 138888751100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13746312 + ... + 13756411.

It is an arithmetic number, because the mean of its divisors is an integer number (10870451661).

Almost surely, 2^138888751150 is an apocalyptic number.

138888751150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

138888751150 is a deficient number, since it is larger than the sum of its proper divisors (122002088714).

138888751150 is a wasteful number, since it uses less digits than its factorization.

138888751150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27502836 (or 27502831 counting only the distinct ones).

The product of its (nonzero) digits is 2150400, while the sum is 55.

The spelling of 138888751150 in words is "one hundred thirty-eight billion, eight hundred eighty-eight million, seven hundred fifty-one thousand, one hundred fifty".