65656354002 has 16 divisors (see below), whose sum is σ = 132315096672. Its totient is φ = 21718386560.

The previous prime is 65656353977. The next prime is 65656354009. The reversal of 65656354002 is 20045365656.

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 7 ways as a sum of consecutive naturals, for example, 41765343 + ... + 41766914.

It is an arithmetic number, because the mean of its divisors is an integer number (8269693542).

Almost surely, 2^65656354002 is an apocalyptic number.

65656354002 is an abundant number, since it is smaller than the sum of its proper divisors (66658742670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65656354002 is a wasteful number, since it uses less digits than its factorization.

65656354002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83532393.

The product of its (nonzero) digits is 648000, while the sum is 42.

The spelling of 65656354002 in words is "sixty-five billion, six hundred fifty-six million, three hundred fifty-four thousand, two".