2691558046916 has 12 divisors (see below), whose sum is σ = 4710269945388. Its totient is φ = 1345766633952.

The previous prime is 2691558046901. The next prime is 2691558046927. The reversal of 2691558046916 is 6196408551962.

It can be written as a sum of positive squares in 2 ways, for example, as 881871246400 + 1809686800516 = 939080^2 + 1345246^2 .

It is a super-2 number, since 2×2691558046916² (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 3 ways as a sum of consecutive naturals, for example, 2599691 + ... + 3484466.

It is an arithmetic number, because the mean of its divisors is an integer number (392522495449).

Almost surely, 2^{2691558046916} is an apocalyptic number.

It is an amenable number.

2691558046916 is a deficient number, since it is larger than the sum of its proper divisors (2018711898472).

2691558046916 is a wasteful number, since it uses less digits than its factorization.

2691558046916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6194758 (or 6194756 counting only the distinct ones).

The product of its (nonzero) digits is 27993600, while the sum is 62.

The spelling of 2691558046916 in words is "two trillion, six hundred ninety-one billion, five hundred fifty-eight million, forty-six thousand, nine hundred sixteen".