2691137316 has 48 divisors (see below), whose sum is σ = 7202908160. Its totient is φ = 766052640.

The previous prime is 2691137299. The next prime is 2691137321. The reversal of 2691137316 is 6137311962.

2691137316 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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, 36346 + ... + 81873.

Almost surely, 2^2691137316 is an apocalyptic number.

It is an amenable number.

2691137316 is an abundant number, since it is smaller than the sum of its proper divisors (4511770844).

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

2691137316 is a wasteful number, since it uses less digits than its factorization.

2691137316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118504 (or 118502 counting only the distinct ones).

The product of its digits is 40824, while the sum is 39.

The square root of 2691137316 is about 51876.1729120412. The cubic root of 2691137316 is about 1390.9513897994.

The spelling of 2691137316 in words is "two billion, six hundred ninety-one million, one hundred thirty-seven thousand, three hundred sixteen".