104645505546401 has 4 divisors (see below), whose sum is σ = 104707316242452. Its totient is φ = 104583694850352.

The previous prime is 104645505546371. The next prime is 104645505546403.

104645505546401 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 55574415780625 + 49071089765776 = 7454825^2 + 7005076^2 .

It is a cyclic number.

It is not a de Polignac number, because 104645505546401 - 2³⁴ = 104628325677217 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 104645505546401.

It is not an unprimeable number, because it can be changed into a prime (104645505546403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30905345486 + ... + 30905348871.

It is an arithmetic number, because the mean of its divisors is an integer number (26176829060613).

Almost surely, 2^{104645505546401} is an apocalyptic number.

It is an amenable number.

104645505546401 is a deficient number, since it is larger than the sum of its proper divisors (61810696051).

104645505546401 is an equidigital number, since it uses as much as digits as its factorization.

104645505546401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61810696050.

The product of its (nonzero) digits is 5760000, while the sum is 50.

The spelling of 104645505546401 in words is "one hundred four trillion, six hundred forty-five billion, five hundred five million, five hundred forty-six thousand, four hundred one".