138776062 has 16 divisors (see below), whose sum is σ = 213962112. Its totient is φ = 67466880.

The previous prime is 138776051. The next prime is 138776063. The reversal of 138776062 is 260677831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138776063) 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, 22963 + ... + 28369.

It is an arithmetic number, because the mean of its divisors is an integer number (13372632).

Almost surely, 2^138776062 is an apocalyptic number.

138776062 is a deficient number, since it is larger than the sum of its proper divisors (75186050).

138776062 is a wasteful number, since it uses less digits than its factorization.

138776062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5763.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 138776062 is about 11780.3252077351. The cubic root of 138776062 is about 517.7318145852.

The spelling of 138776062 in words is "one hundred thirty-eight million, seven hundred seventy-six thousand, sixty-two".