3253604712665 has 8 divisors (see below), whose sum is σ = 3904391951880. Its totient is φ = 2602839572352.

The previous prime is 3253604712647. The next prime is 3253604712671. The reversal of 3253604712665 is 5662174063523.

It can be written as a sum of positive squares in 4 ways, for example, as 1216350911689 + 2037253800976 = 1102883^2 + 1427324^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3253604712665 is a prime.

It is a super-2 number, since 2×3253604712665² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5199074 + ... + 5791163.

It is an arithmetic number, because the mean of its divisors is an integer number (488048993985).

Almost surely, 2^{3253604712665} is an apocalyptic number.

It is an amenable number.

3253604712665 is a deficient number, since it is larger than the sum of its proper divisors (650787239215).

3253604712665 is a wasteful number, since it uses less digits than its factorization.

3253604712665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11049451.

The product of its (nonzero) digits is 5443200, while the sum is 50.

The spelling of 3253604712665 in words is "three trillion, two hundred fifty-three billion, six hundred four million, seven hundred twelve thousand, six hundred sixty-five".