5404256240 has 20 divisors (see below), whose sum is σ = 12564895944. Its totient is φ = 2161702464.

The previous prime is 5404256239. The next prime is 5404256251. The reversal of 5404256240 is 426524045.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 5404256197 and 5404256206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33776522 + ... + 33776681.

Almost surely, 2^5404256240 is an apocalyptic number.

It is an amenable number.

5404256240 is an abundant number, since it is smaller than the sum of its proper divisors (7160639704).

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

5404256240 is a wasteful number, since it uses less digits than its factorization.

5404256240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67553216 (or 67553210 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

The square root of 5404256240 is about 73513.6466242833. The cubic root of 5404256240 is about 1754.8714597025.

The spelling of 5404256240 in words is "five billion, four hundred four million, two hundred fifty-six thousand, two hundred forty".