2694495663 has 6 divisors (see below), whose sum is σ = 3892049304. Its totient is φ = 1796330436.

The previous prime is 2694495641. The next prime is 2694495667. The reversal of 2694495663 is 3665944962.

2694495663 is a `hidden beast` number, since 2 + 6 + 94 + 495 + 6 + 63 = 666.

It is not a de Polignac number, because 2694495663 - 2⁸ = 2694495407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2694495667) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 149694195 + ... + 149694212.

It is an arithmetic number, because the mean of its divisors is an integer number (648674884).

Almost surely, 2^2694495663 is an apocalyptic number.

2694495663 is a deficient number, since it is larger than the sum of its proper divisors (1197553641).

2694495663 is a wasteful number, since it uses less digits than its factorization.

2694495663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299388413 (or 299388410 counting only the distinct ones).

The product of its digits is 8398080, while the sum is 54.

The square root of 2694495663 is about 51908.5316975928. The cubic root of 2694495663 is about 1391.5297519163.

The spelling of 2694495663 in words is "two billion, six hundred ninety-four million, four hundred ninety-five thousand, six hundred sixty-three".