35555644066665 has 32 divisors (see below), whose sum is σ = 59832163593216. Its totient is φ = 18005049204480.

The previous prime is 35555644066639. The next prime is 35555644066697. The reversal of 35555644066665 is 56666044655553.

It is not a de Polignac number, because 35555644066665 - 2⁹ = 35555644066153 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 35555644066596 and 35555644066605.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 721331494 + ... + 721380783.

It is an arithmetic number, because the mean of its divisors is an integer number (1869755112288).

Almost surely, 2^{35555644066665} is an apocalyptic number.

It is an amenable number.

35555644066665 is a deficient number, since it is larger than the sum of its proper divisors (24276519526551).

35555644066665 is a wasteful number, since it uses less digits than its factorization.

35555644066665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442712369.

The product of its (nonzero) digits is 1166400000, while the sum is 66.

The spelling of 35555644066665 in words is "thirty-five trillion, five hundred fifty-five billion, six hundred forty-four million, sixty-six thousand, six hundred sixty-five".