36628731663 has 8 divisors (see below), whose sum is σ = 48839981568. Its totient is φ = 24418318104.

The previous prime is 36628731661. The next prime is 36628731691. The reversal of 36628731663 is 36613782663.

36628731663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 36628731663 - 2¹ = 36628731661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36628731661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98545 + ... + 288042.

It is an arithmetic number, because the mean of its divisors is an integer number (6104997696).

Almost surely, 2^36628731663 is an apocalyptic number.

36628731663 is a deficient number, since it is larger than the sum of its proper divisors (12211249905).

36628731663 is a wasteful number, since it uses less digits than its factorization.

36628731663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418173.

The product of its digits is 3919104, while the sum is 51.

The spelling of 36628731663 in words is "thirty-six billion, six hundred twenty-eight million, seven hundred thirty-one thousand, six hundred sixty-three".