138484258851 has 8 divisors (see below), whose sum is σ = 185821766224. Its totient is φ = 91734795360.

The previous prime is 138484258831. The next prime is 138484258889. The reversal of 138484258851 is 158852484831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 138484258851 - 2¹⁹ = 138483734563 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 138484258791 and 138484258800.

It is not an unprimeable number, because it can be changed into a prime (138484258831) 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, 147010420 + ... + 147011361.

It is an arithmetic number, because the mean of its divisors is an integer number (23227720778).

Almost surely, 2^138484258851 is an apocalyptic number.

138484258851 is a deficient number, since it is larger than the sum of its proper divisors (47337507373).

138484258851 is a wasteful number, since it uses less digits than its factorization.

138484258851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294021941.

The product of its digits is 9830400, while the sum is 57.

The spelling of 138484258851 in words is "one hundred thirty-eight billion, four hundred eighty-four million, two hundred fifty-eight thousand, eight hundred fifty-one".