5318364364278 has 16 divisors (see below), whose sum is σ = 12156261404160. Its totient is φ = 1519532675496.

The previous prime is 5318364364277. The next prime is 5318364364279. The reversal of 5318364364278 is 8724634638135.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5318364364277) and next prime (5318364364279).

It is a super-2 number, since 2×5318364364278² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5318364364277) 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, 63313861438 + ... + 63313861521.

It is an arithmetic number, because the mean of its divisors is an integer number (759766337760).

Almost surely, 2^{5318364364278} is an apocalyptic number.

5318364364278 is an abundant number, since it is smaller than the sum of its proper divisors (6837897039882).

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

5318364364278 is a wasteful number, since it uses less digits than its factorization.

5318364364278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126627722971.

The product of its digits is 69672960, while the sum is 60.

The spelling of 5318364364278 in words is "five trillion, three hundred eighteen billion, three hundred sixty-four million, three hundred sixty-four thousand, two hundred seventy-eight".