5236578672 has 80 divisors (see below), whose sum is σ = 14807364768. Its totient is φ = 1584829440.

The previous prime is 5236578667. The next prime is 5236578703. The reversal of 5236578672 is 2768756325.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30723 + ... + 106850.

Almost surely, 2^5236578672 is an apocalyptic number.

5236578672 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

5236578672 is an abundant number, since it is smaller than the sum of its proper divisors (9570786096).

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

5236578672 is a wasteful number, since it uses less digits than its factorization.

5236578672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137658 (or 137652 counting only the distinct ones).

The product of its digits is 4233600, while the sum is 51.

The square root of 5236578672 is about 72364.2085011644. The cubic root of 5236578672 is about 1736.5310143335.

The spelling of 5236578672 in words is "five billion, two hundred thirty-six million, five hundred seventy-eight thousand, six hundred seventy-two".