104066405641 has 24 divisors (see below), whose sum is σ = 121295611584. Its totient is φ = 88525620480.

The previous prime is 104066405629. The next prime is 104066405747. The reversal of 104066405641 is 146504660401.

It is not a de Polignac number, because 104066405641 - 2¹⁵ = 104066372873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104066405641.

It is not an unprimeable number, because it can be changed into a prime (104066405341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 455356 + ... + 644578.

It is an arithmetic number, because the mean of its divisors is an integer number (5053983816).

Almost surely, 2^104066405641 is an apocalyptic number.

104066405641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

104066405641 is a deficient number, since it is larger than the sum of its proper divisors (17229205943).

104066405641 is a wasteful number, since it uses less digits than its factorization.

104066405641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189441 (or 189424 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 104066405641 in words is "one hundred four billion, sixty-six million, four hundred five thousand, six hundred forty-one".