36668805340 has 24 divisors (see below), whose sum is σ = 77009414832. Its totient is φ = 14666584320.

The previous prime is 36668805317. The next prime is 36668805343. The reversal of 36668805340 is 4350886663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36668805343) 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, 322420 + ... + 421060.

It is an arithmetic number, because the mean of its divisors is an integer number (3208725618).

Almost surely, 2^36668805340 is an apocalyptic number.

It is an amenable number.

36668805340 is an abundant number, since it is smaller than the sum of its proper divisors (40340609492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36668805340 is a wasteful number, since it uses less digits than its factorization.

36668805340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117237 (or 117235 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 36668805340 in words is "thirty-six billion, six hundred sixty-eight million, eight hundred five thousand, three hundred forty".