5645556555465 has 32 divisors (see below), whose sum is σ = 9056902772736. Its totient is φ = 3002969188800.

The previous prime is 5645556555461. The next prime is 5645556555521.

5645556555465 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5645556555465 - 2² = 5645556555461 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5645556555396 and 5645556555405.

It is not an unprimeable number, because it can be changed into a prime (5645556555461) 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, 8949024 + ... + 9559086.

It is an arithmetic number, because the mean of its divisors is an integer number (283028211648).

Almost surely, 2^{5645556555465} is an apocalyptic number.

It is an amenable number.

5645556555465 is a deficient number, since it is larger than the sum of its proper divisors (3411346217271).

5645556555465 is a wasteful number, since it uses less digits than its factorization.

5645556555465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611709.

The product of its digits is 1350000000, while the sum is 66.

The spelling of 5645556555465 in words is "five trillion, six hundred forty-five billion, five hundred fifty-six million, five hundred fifty-five thousand, four hundred sixty-five".