104405756075545 has 8 divisors (see below), whose sum is σ = 125287277303880. Its totient is φ = 83524358184960.

The previous prime is 104405756075521. The next prime is 104405756075561. The reversal of 104405756075545 is 545570657504401.

It can be written as a sum of positive squares in 4 ways, for example, as 520575237081 + 103885180838464 = 721509^2 + 10192408^2 .

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

It is not a de Polignac number, because 104405756075545 - 2⁵ = 104405756075513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 104405756075545.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28961790 + ... + 32366599.

It is an arithmetic number, because the mean of its divisors is an integer number (15660909662985).

Almost surely, 2^{104405756075545} is an apocalyptic number.

It is an amenable number.

104405756075545 is a deficient number, since it is larger than the sum of its proper divisors (20881521228335).

104405756075545 is an equidigital number, since it uses as much as digits as its factorization.

104405756075545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61668875.

The product of its (nonzero) digits is 58800000, while the sum is 58.

The spelling of 104405756075545 in words is "one hundred four trillion, four hundred five billion, seven hundred fifty-six million, seventy-five thousand, five hundred forty-five".