36400189999 has 8 divisors (see below), whose sum is σ = 38546208288. Its totient is φ = 34254708480.

The previous prime is 36400189997. The next prime is 36400190017. The reversal of 36400189999 is 99998100463.

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

It is a cyclic number.

It is not a de Polignac number, because 36400189999 - 2¹ = 36400189997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36400189997) 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, 9859 + ... + 269995.

It is an arithmetic number, because the mean of its divisors is an integer number (4818276036).

Almost surely, 2^36400189999 is an apocalyptic number.

36400189999 is a deficient number, since it is larger than the sum of its proper divisors (2146018289).

36400189999 is a wasteful number, since it uses less digits than its factorization.

36400189999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268385.

The product of its (nonzero) digits is 3779136, while the sum is 58.

The spelling of 36400189999 in words is "thirty-six billion, four hundred million, one hundred eighty-nine thousand, nine hundred ninety-nine".