104400644361 has 8 divisors (see below), whose sum is σ = 149908617600. Its totient is φ = 64246550352.

The previous prime is 104400644357. The next prime is 104400644401. The reversal of 104400644361 is 163446004401.

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

It is not a de Polignac number, because 104400644361 - 2² = 104400644357 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104400644321) 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, 1338469761 + ... + 1338469838.

It is an arithmetic number, because the mean of its divisors is an integer number (18738577200).

Almost surely, 2^104400644361 is an apocalyptic number.

It is an amenable number.

104400644361 is a deficient number, since it is larger than the sum of its proper divisors (45507973239).

104400644361 is a wasteful number, since it uses less digits than its factorization.

104400644361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2676939615.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 104400644361 its reverse (163446004401), we get a palindrome (267846648762).

The spelling of 104400644361 in words is "one hundred four billion, four hundred million, six hundred forty-four thousand, three hundred sixty-one".