3291149386545 has 16 divisors (see below), whose sum is σ = 5344433632320. Its totient is φ = 1729081468224.

The previous prime is 3291149386523. The next prime is 3291149386583. The reversal of 3291149386545 is 5456839411923.

It is a happy number.

It is not a de Polignac number, because 3291149386545 - 2⁵ = 3291149386513 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1637386750 + ... + 1637388759.

It is an arithmetic number, because the mean of its divisors is an integer number (334027102020).

Almost surely, 2^{3291149386545} is an apocalyptic number.

It is an amenable number.

3291149386545 is a deficient number, since it is larger than the sum of its proper divisors (2053284245775).

3291149386545 is a wasteful number, since it uses less digits than its factorization.

3291149386545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3274775584.

The product of its digits is 27993600, while the sum is 60.

The spelling of 3291149386545 in words is "three trillion, two hundred ninety-one billion, one hundred forty-nine million, three hundred eighty-six thousand, five hundred forty-five".