104251556669418 has 96 divisors (see below), whose sum is σ = 240985026644544. Its totient is φ = 33753712061952.

The previous prime is 104251556669399. The next prime is 104251556669453. The reversal of 104251556669418 is 814966655152401.

It is a happy number.

104251556669418 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×104251556669418³ (a number of 43 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5617146 + ... + 15493722.

It is an arithmetic number, because the mean of its divisors is an integer number (2510260694214).

Almost surely, 2^{104251556669418} is an apocalyptic number.

104251556669418 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 104251556669418, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120492513322272).

104251556669418 is an abundant number, since it is smaller than the sum of its proper divisors (136733469975126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104251556669418 is an equidigital number, since it uses as much as digits as its factorization.

104251556669418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9877218 (or 9877206 counting only the distinct ones).

The product of its (nonzero) digits is 62208000, while the sum is 63.

The spelling of 104251556669418 in words is "one hundred four trillion, two hundred fifty-one billion, five hundred fifty-six million, six hundred sixty-nine thousand, four hundred eighteen".