5312133440 has 56 divisors (see below), whose sum is σ = 12863962080. Its totient is φ = 2088831488.

The previous prime is 5312133427. The next prime is 5312133457. The reversal of 5312133440 is 443312135.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121802 + ... + 159561.

Almost surely, 2^5312133440 is an apocalyptic number.

It is an amenable number.

5312133440 is an abundant number, since it is smaller than the sum of its proper divisors (7551828640).

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

5312133440 is a wasteful number, since it uses less digits than its factorization.

5312133440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281439 (or 281429 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 5312133440 is about 72884.3840613337. The cubic root of 5312133440 is about 1744.8428787686.

Adding to 5312133440 its reverse (443312135), we get a palindrome (5755445575).

The spelling of 5312133440 in words is "five billion, three hundred twelve million, one hundred thirty-three thousand, four hundred forty".