3257950117909 has 4 divisors (see below), whose sum is σ = 3303836739360. Its totient is φ = 3212063496460.

The previous prime is 3257950117889. The next prime is 3257950117927. The reversal of 3257950117909 is 9097110597523.

3257950117909 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3257950117909 - 2²⁷ = 3257815900181 is a prime.

It is a super-2 number, since 2×3257950117909² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3257951117909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22943310619 + ... + 22943310760.

It is an arithmetic number, because the mean of its divisors is an integer number (825959184840).

Almost surely, 2^{3257950117909} is an apocalyptic number.

It is an amenable number.

3257950117909 is a deficient number, since it is larger than the sum of its proper divisors (45886621451).

3257950117909 is an equidigital number, since it uses as much as digits as its factorization.

3257950117909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45886621450.

The product of its (nonzero) digits is 5358150, while the sum is 58.

The spelling of 3257950117909 in words is "three trillion, two hundred fifty-seven billion, nine hundred fifty million, one hundred seventeen thousand, nine hundred nine".