3500064640853 has 16 divisors (see below), whose sum is σ = 3924294927360. Its totient is φ = 3094710418800.

The previous prime is 3500064640841. The next prime is 3500064640867. The reversal of 3500064640853 is 3580464600053.

It is a happy number.

It is not a de Polignac number, because 3500064640853 - 2¹⁶ = 3500064575317 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3500064645853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29999183 + ... + 30115628.

It is an arithmetic number, because the mean of its divisors is an integer number (245268432960).

Almost surely, 2^{3500064640853} is an apocalyptic number.

It is an amenable number.

3500064640853 is a deficient number, since it is larger than the sum of its proper divisors (424230286507).

3500064640853 is a wasteful number, since it uses less digits than its factorization.

3500064640853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60114968.

The product of its (nonzero) digits is 1036800, while the sum is 44.

The spelling of 3500064640853 in words is "three trillion, five hundred billion, sixty-four million, six hundred forty thousand, eight hundred fifty-three".