3257532505775 has 24 divisors (see below), whose sum is σ = 4149178929600. Its totient is φ = 2535185036160.

The previous prime is 3257532505757. The next prime is 3257532505819. The reversal of 3257532505775 is 5775052357523.

It is a de Polignac number, because none of the positive numbers 2^k-3257532505775 is a prime.

It is a super-2 number, since 2×3257532505775² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3257532505775.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5535401 + ... + 6095549.

It is an arithmetic number, because the mean of its divisors is an integer number (172882455400).

Almost surely, 2^{3257532505775} is an apocalyptic number.

3257532505775 is a deficient number, since it is larger than the sum of its proper divisors (891646423825).

3257532505775 is a wasteful number, since it uses less digits than its factorization.

3257532505775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566483 (or 566478 counting only the distinct ones).

The product of its (nonzero) digits is 38587500, while the sum is 56.

The spelling of 3257532505775 in words is "three trillion, two hundred fifty-seven billion, five hundred thirty-two million, five hundred five thousand, seven hundred seventy-five".