138820627822263 has 16 divisors (see below), whose sum is σ = 192225532093056. Its totient is φ = 89045650884960.

The previous prime is 138820627822241. The next prime is 138820627822267. The reversal of 138820627822263 is 362228726028831.

It is not a de Polignac number, because 138820627822263 - 2²⁹ = 138820090951351 is a prime.

It is a super-2 number, since 2×138820627822263² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 138820627822197 and 138820627822206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138820627822267) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8030804028 + ... + 8030821313.

It is an arithmetic number, because the mean of its divisors is an integer number (12014095755816).

Almost surely, 2^{138820627822263} is an apocalyptic number.

138820627822263 is a deficient number, since it is larger than the sum of its proper divisors (53404904270793).

138820627822263 is a wasteful number, since it uses less digits than its factorization.

138820627822263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16061625454.

The product of its (nonzero) digits is 37158912, while the sum is 60.

The spelling of 138820627822263 in words is "one hundred thirty-eight trillion, eight hundred twenty billion, six hundred twenty-seven million, eight hundred twenty-two thousand, two hundred sixty-three".