3091811745348 has 48 divisors (see below), whose sum is σ = 8232451704960. Its totient is φ = 1002749753952.

The previous prime is 3091811745151. The next prime is 3091811745349. The reversal of 3091811745348 is 8435471181903.

3091811745348 is a `hidden beast` number, since 3 + 0 + 9 + 181 + 1 + 7 + 453 + 4 + 8 = 666.

It is a super-2 number, since 2×3091811745348² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 3091811745294 and 3091811745303.

It is not an unprimeable number, because it can be changed into a prime (3091811745349) 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, 386859336 + ... + 386867327.

It is an arithmetic number, because the mean of its divisors is an integer number (171509410520).

Almost surely, 2^{3091811745348} is an apocalyptic number.

It is an amenable number.

3091811745348 is an abundant number, since it is smaller than the sum of its proper divisors (5140639959612).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3091811745348 is a wasteful number, since it uses less digits than its factorization.

3091811745348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773726713 (or 773726705 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The spelling of 3091811745348 in words is "three trillion, ninety-one billion, eight hundred eleven million, seven hundred forty-five thousand, three hundred forty-eight".