65035004661 has 24 divisors (see below), whose sum is σ = 102592530144. Its totient is φ = 39371643360.

The previous prime is 65035004647. The next prime is 65035004669. The reversal of 65035004661 is 16640053056.

65035004661 is a `hidden beast` number, since 6 + 50 + 3 + 500 + 46 + 61 = 666.

It is not a de Polignac number, because 65035004661 - 2⁶ = 65035004597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65035004669) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 272346 + ... + 451931.

It is an arithmetic number, because the mean of its divisors is an integer number (4274688756).

Almost surely, 2^65035004661 is an apocalyptic number.

It is an amenable number.

65035004661 is a deficient number, since it is larger than the sum of its proper divisors (37557525483).

65035004661 is a wasteful number, since it uses less digits than its factorization.

65035004661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 725201 (or 725198 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 65035004661 in words is "sixty-five billion, thirty-five million, four thousand, six hundred sixty-one".