36398970209279 has 4 divisors (see below), whose sum is σ = 36555188965776. Its totient is φ = 36242751452784.

The previous prime is 36398970209267. The next prime is 36398970209291. The reversal of 36398970209279 is 97290207989363.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (36398970209267) and next prime (36398970209291).

It is a cyclic number.

It is not a de Polignac number, because 36398970209279 - 2²⁸ = 36398701773823 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 (36398970209209) 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, 78109377899 + ... + 78109378364.

It is an arithmetic number, because the mean of its divisors is an integer number (9138797241444).

Almost surely, 2^{36398970209279} is an apocalyptic number.

36398970209279 is a deficient number, since it is larger than the sum of its proper divisors (156218756497).

36398970209279 is a wasteful number, since it uses less digits than its factorization.

36398970209279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156218756496.

The product of its (nonzero) digits is 555532992, while the sum is 74.

The spelling of 36398970209279 in words is "thirty-six trillion, three hundred ninety-eight billion, nine hundred seventy million, two hundred nine thousand, two hundred seventy-nine".