1627104855745 has 4 divisors (see below), whose sum is σ = 1952525826900. Its totient is φ = 1301683884592.

The previous prime is 1627104855737. The next prime is 1627104855773. The reversal of 1627104855745 is 5475584017261.

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 766976595984 + 860128259761 = 875772^2 + 927431^2 .

It is a cyclic number.

It is not a de Polignac number, because 1627104855745 - 2³ = 1627104855737 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162710485570 + ... + 162710485579.

It is an arithmetic number, because the mean of its divisors is an integer number (488131456725).

Almost surely, 2^{1627104855745} is an apocalyptic number.

It is an amenable number.

1627104855745 is a deficient number, since it is larger than the sum of its proper divisors (325420971155).

1627104855745 is an equidigital number, since it uses as much as digits as its factorization.

1627104855745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325420971154.

The product of its (nonzero) digits is 9408000, while the sum is 55.

The spelling of 1627104855745 in words is "one trillion, six hundred twenty-seven billion, one hundred four million, eight hundred fifty-five thousand, seven hundred forty-five".