36628134989 has 4 divisors (see below), whose sum is σ = 36628837824. Its totient is φ = 36627432156.

The previous prime is 36628134979. The next prime is 36628135003. The reversal of 36628134989 is 98943182663.

36628134989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36628134989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36628134919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266387 + ... + 379760.

It is an arithmetic number, because the mean of its divisors is an integer number (9157209456).

Almost surely, 2^36628134989 is an apocalyptic number.

It is an amenable number.

36628134989 is a deficient number, since it is larger than the sum of its proper divisors (702835).

36628134989 is an equidigital number, since it uses as much as digits as its factorization.

36628134989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702834.

The product of its digits is 13436928, while the sum is 59.

The spelling of 36628134989 in words is "thirty-six billion, six hundred twenty-eight million, one hundred thirty-four thousand, nine hundred eighty-nine".