2045044177665 has 8 divisors (see below), whose sum is σ = 3272070684288. Its totient is φ = 1090690228080.

The previous prime is 2045044177643. The next prime is 2045044177679. The reversal of 2045044177665 is 5667714405402.

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

It is not a de Polignac number, because 2045044177665 - 2⁵ = 2045044177633 is a prime.

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, 68168139241 + ... + 68168139270.

It is an arithmetic number, because the mean of its divisors is an integer number (409008835536).

Almost surely, 2^{2045044177665} is an apocalyptic number.

It is an amenable number.

2045044177665 is a deficient number, since it is larger than the sum of its proper divisors (1227026506623).

2045044177665 is a wasteful number, since it uses less digits than its factorization.

2045044177665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136336278519.

The product of its (nonzero) digits is 5644800, while the sum is 51.

The spelling of 2045044177665 in words is "two trillion, forty-five billion, forty-four million, one hundred seventy-seven thousand, six hundred sixty-five".