2736864663 has 32 divisors (see below), whose sum is σ = 4187687616. Its totient is φ = 1574995968.

The previous prime is 2736864653. The next prime is 2736864673. The reversal of 2736864663 is 3664686372.

2736864663 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 interprime number because it is at equal distance from previous prime (2736864653) and next prime (2736864673).

It is not a de Polignac number, because 2736864663 - 2²⁰ = 2735816087 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2736864623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 90945 + ... + 117237.

It is an arithmetic number, because the mean of its divisors is an integer number (130865238).

Almost surely, 2^2736864663 is an apocalyptic number.

2736864663 is a deficient number, since it is larger than the sum of its proper divisors (1450822953).

2736864663 is a wasteful number, since it uses less digits than its factorization.

2736864663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26483.

The product of its digits is 5225472, while the sum is 51.

The square root of 2736864663 is about 52315.0519735955. The cubic root of 2736864663 is about 1398.7854539590.

The spelling of 2736864663 in words is "two billion, seven hundred thirty-six million, eight hundred sixty-four thousand, six hundred sixty-three".