104040401605 has 32 divisors (see below), whose sum is σ = 145252177920. Its totient is φ = 70064343360.

The previous prime is 104040401603. The next prime is 104040401617. The reversal of 104040401605 is 506104040401.

It is not a de Polignac number, because 104040401605 - 2¹ = 104040401603 is a prime.

It is a super-2 number, since 2×104040401605² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 104040401605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104040401603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 709176 + ... + 843214.

It is an arithmetic number, because the mean of its divisors is an integer number (4539130560).

Almost surely, 2^104040401605 is an apocalyptic number.

It is an amenable number.

104040401605 is a deficient number, since it is larger than the sum of its proper divisors (41211776315).

104040401605 is a wasteful number, since it uses less digits than its factorization.

104040401605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134449.

The product of its (nonzero) digits is 1920, while the sum is 25.

The spelling of 104040401605 in words is "one hundred four billion, forty million, four hundred one thousand, six hundred five".