5312040256 has 42 divisors (see below), whose sum is σ = 11019384362. Its totient is φ = 2540524800.

The previous prime is 5312040241. The next prime is 5312040259. The reversal of 5312040256 is 6520402135.

It can be written as a sum of positive squares in only one way, i.e., 3598080256 + 1713960000 = 59984^2 + 41400^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5312040259) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44595 + ... + 112306.

Almost surely, 2^5312040256 is an apocalyptic number.

It is an amenable number.

5312040256 is an abundant number, since it is smaller than the sum of its proper divisors (5707344106).

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

5312040256 is a wasteful number, since it uses less digits than its factorization.

5312040256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156959 (or 156926 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 5312040256 is about 72883.7447995093. The cubic root of 5312040256 is about 1744.8326761892.

The spelling of 5312040256 in words is "five billion, three hundred twelve million, forty thousand, two hundred fifty-six".