104400138385 has 16 divisors (see below), whose sum is σ = 128257436736. Its totient is φ = 81537196608.

The previous prime is 104400138383. The next prime is 104400138397. The reversal of 104400138385 is 583831004401.

It is a cyclic number.

It is not a de Polignac number, because 104400138385 - 2¹ = 104400138383 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104400138383) 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, 316027 + ... + 555583.

It is an arithmetic number, because the mean of its divisors is an integer number (8016089796).

Almost surely, 2^104400138385 is an apocalyptic number.

It is an amenable number.

104400138385 is a deficient number, since it is larger than the sum of its proper divisors (23857298351).

104400138385 is a wasteful number, since it uses less digits than its factorization.

104400138385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241632.

The product of its (nonzero) digits is 46080, while the sum is 37.

The spelling of 104400138385 in words is "one hundred four billion, four hundred million, one hundred thirty-eight thousand, three hundred eighty-five".