3291149386546 has 16 divisors (see below), whose sum is σ = 5973850987776. Its totient is φ = 1327522441536.

The previous prime is 3291149386523. The next prime is 3291149386583. The reversal of 3291149386546 is 6456839411923.

It is a happy number.

It is a super-2 number, since 2×3291149386546² (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, 6914179146 + ... + 6914179621.

It is an arithmetic number, because the mean of its divisors is an integer number (373365686736).

Almost surely, 2^{3291149386546} is an apocalyptic number.

3291149386546 is a deficient number, since it is larger than the sum of its proper divisors (2682701601230).

3291149386546 is a wasteful number, since it uses less digits than its factorization.

3291149386546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13828358793.

The product of its digits is 33592320, while the sum is 61.

The spelling of 3291149386546 in words is "three trillion, two hundred ninety-one billion, one hundred forty-nine million, three hundred eighty-six thousand, five hundred forty-six".