2691457712 has 10 divisors (see below), whose sum is σ = 5214699348. Its totient is φ = 1345728848.

The previous prime is 2691457667. The next prime is 2691457729. The reversal of 2691457712 is 2177541962.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84108038 + ... + 84108069.

Almost surely, 2^2691457712 is an apocalyptic number.

It is an amenable number.

2691457712 is a deficient number, since it is larger than the sum of its proper divisors (2523241636).

2691457712 is a wasteful number, since it uses less digits than its factorization.

2691457712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168216115 (or 168216109 counting only the distinct ones).

The product of its digits is 211680, while the sum is 44.

The square root of 2691457712 is about 51879.2609045272. The cubic root of 2691457712 is about 1391.0065879709.

The spelling of 2691457712 in words is "two billion, six hundred ninety-one million, four hundred fifty-seven thousand, seven hundred twelve".