65656354001 has 16 divisors (see below), whose sum is σ = 82419225600. Its totient is φ = 50996891088.

The previous prime is 65656353977. The next prime is 65656354009. The reversal of 65656354001 is 10045365656.

It is a cyclic number.

It is not a de Polignac number, because 65656354001 - 2¹⁰ = 65656352977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 65656354001.

It is not an unprimeable number, because it can be changed into a prime (65656354009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10728611 + ... + 10734728.

It is an arithmetic number, because the mean of its divisors is an integer number (5151201600).

Almost surely, 2^65656354001 is an apocalyptic number.

It is an amenable number.

65656354001 is a deficient number, since it is larger than the sum of its proper divisors (16762871599).

65656354001 is a wasteful number, since it uses less digits than its factorization.

65656354001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21463388.

The product of its (nonzero) digits is 324000, while the sum is 41.

The spelling of 65656354001 in words is "sixty-five billion, six hundred fifty-six million, three hundred fifty-four thousand, one".