3911481852093 has 24 divisors (see below), whose sum is σ = 5742757882680. Its totient is φ = 2564808744960.

The previous prime is 3911481852059. The next prime is 3911481852149. The reversal of 3911481852093 is 3902581841193.

It is a happy number.

3911481852093 is a `hidden beast` number, since 3 + 9 + 1 + 14 + 8 + 18 + 520 + 93 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 573015692484 + 3338466159609 = 756978^2 + 1827147^2 .

It is not a de Polignac number, because 3911481852093 - 2²⁸ = 3911213416637 is a prime.

It is a super-3 number, since 3×3911481852093³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3911481852893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16112905 + ... + 16353857.

It is an arithmetic number, because the mean of its divisors is an integer number (239281578445).

Almost surely, 2^{3911481852093} is an apocalyptic number.

It is an amenable number.

3911481852093 is a deficient number, since it is larger than the sum of its proper divisors (1831276030587).

3911481852093 is a wasteful number, since it uses less digits than its factorization.

3911481852093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270589 (or 270586 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 54.

The spelling of 3911481852093 in words is "three trillion, nine hundred eleven billion, four hundred eighty-one million, eight hundred fifty-two thousand, ninety-three".