5312446040 has 32 divisors (see below), whose sum is σ = 13039641360. Its totient is φ = 1931798400.

The previous prime is 5312446039. The next prime is 5312446057. The reversal of 5312446040 is 406442135.

It is a junction number, because it is equal to n+sod(n) for n = 5312445994 and 5312446012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6036431 + ... + 6037310.

Almost surely, 2^5312446040 is an apocalyptic number.

It is an amenable number.

5312446040 is an abundant number, since it is smaller than the sum of its proper divisors (7727195320).

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

5312446040 is a wasteful number, since it uses less digits than its factorization.

5312446040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12073763 (or 12073759 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 5312446040 is about 72886.5285220801. The cubic root of 5312446040 is about 1744.8771040123.

Adding to 5312446040 its reverse (406442135), we get a palindrome (5718888175).

The spelling of 5312446040 in words is "five billion, three hundred twelve million, four hundred forty-six thousand, forty".