138027416973 has 16 divisors (see below), whose sum is σ = 189158722560. Its totient is φ = 89461094976.

The previous prime is 138027416959. The next prime is 138027416977. The reversal of 138027416973 is 379614720831.

It is a happy number.

It is not a de Polignac number, because 138027416973 - 2²² = 138023222669 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138027416977) 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, 345133 + ... + 628626.

It is an arithmetic number, because the mean of its divisors is an integer number (11822420160).

Almost surely, 2^138027416973 is an apocalyptic number.

It is an amenable number.

138027416973 is a deficient number, since it is larger than the sum of its proper divisors (51131305587).

138027416973 is a wasteful number, since it uses less digits than its factorization.

138027416973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 975076.

The product of its (nonzero) digits is 1524096, while the sum is 51.

The spelling of 138027416973 in words is "one hundred thirty-eight billion, twenty-seven million, four hundred sixteen thousand, nine hundred seventy-three".