2691936453 has 16 divisors (see below), whose sum is σ = 3632005440. Its totient is φ = 1773273216.

The previous prime is 2691936433. The next prime is 2691936479. The reversal of 2691936453 is 3546391962.

It is not a de Polignac number, because 2691936453 - 2¹² = 2691932357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2691936413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 595026 + ... + 599532.

It is an arithmetic number, because the mean of its divisors is an integer number (227000340).

Almost surely, 2^2691936453 is an apocalyptic number.

It is an amenable number.

2691936453 is a deficient number, since it is larger than the sum of its proper divisors (940068987).

2691936453 is a wasteful number, since it uses less digits than its factorization.

2691936453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6836.

The product of its digits is 1049760, while the sum is 48.

The square root of 2691936453 is about 51883.8746914684. The cubic root of 2691936453 is about 1391.0890578287.

The spelling of 2691936453 in words is "two billion, six hundred ninety-one million, nine hundred thirty-six thousand, four hundred fifty-three".