5278369936 has 80 divisors (see below), whose sum is σ = 12400476160. Its totient is φ = 2126113920.

The previous prime is 5278369919. The next prime is 5278369951. The reversal of 5278369936 is 6399638725.

It is a super-2 number, since 2×5278369936² = 55722378362537288192, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260491 + ... + 280021.

It is an arithmetic number, because the mean of its divisors is an integer number (155005952).

Almost surely, 2^5278369936 is an apocalyptic number.

5278369936 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5278369936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6200238080).

5278369936 is an abundant number, since it is smaller than the sum of its proper divisors (7122106224).

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

5278369936 is a wasteful number, since it uses less digits than its factorization.

5278369936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19692 (or 19686 counting only the distinct ones).

The product of its digits is 14696640, while the sum is 58.

The square root of 5278369936 is about 72652.3911237614. The cubic root of 5278369936 is about 1741.1383241449.

The spelling of 5278369936 in words is "five billion, two hundred seventy-eight million, three hundred sixty-nine thousand, nine hundred thirty-six".