2912391005104 has 20 divisors (see below), whose sum is σ = 6448865797264. Its totient is φ = 1248167573568.

The previous prime is 2912391005087. The next prime is 2912391005141. The reversal of 2912391005104 is 4015001932192.

It is a super-2 number, since 2×2912391005104² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13001745447 + ... + 13001745670.

Almost surely, 2^{2912391005104} is an apocalyptic number.

It is an amenable number.

2912391005104 is an abundant number, since it is smaller than the sum of its proper divisors (3536474792160).

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

2912391005104 is a wasteful number, since it uses less digits than its factorization.

2912391005104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26003491132 (or 26003491126 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 37.

Adding to 2912391005104 its reverse (4015001932192), we get a palindrome (6927392937296).

The spelling of 2912391005104 in words is "two trillion, nine hundred twelve billion, three hundred ninety-one million, five thousand, one hundred four".