1655360064601 has 16 divisors (see below), whose sum is σ = 1675439289216. Its totient is φ = 1635397920000.

The previous prime is 1655360064587. The next prime is 1655360064619. The reversal of 1655360064601 is 1064600635561.

It is a cyclic number.

It is not a de Polignac number, because 1655360064601 - 2¹¹ = 1655360062553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1655360014601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138622291 + ... + 138634231.

It is an arithmetic number, because the mean of its divisors is an integer number (104714955576).

Almost surely, 2^{1655360064601} is an apocalyptic number.

It is an amenable number.

1655360064601 is a deficient number, since it is larger than the sum of its proper divisors (20079224615).

1655360064601 is a wasteful number, since it uses less digits than its factorization.

1655360064601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16704.

The product of its (nonzero) digits is 388800, while the sum is 43.

The spelling of 1655360064601 in words is "one trillion, six hundred fifty-five billion, three hundred sixty million, sixty-four thousand, six hundred one".