5654440240 has 20 divisors (see below), whose sum is σ = 13146573744. Its totient is φ = 2261776064.

The previous prime is 5654440229. The next prime is 5654440279. The reversal of 5654440240 is 420444565.

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 = 5654440196 and 5654440205.

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, 35340172 + ... + 35340331.

Almost surely, 2^5654440240 is an apocalyptic number.

It is an amenable number.

5654440240 is an abundant number, since it is smaller than the sum of its proper divisors (7492133504).

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

5654440240 is a wasteful number, since it uses less digits than its factorization.

5654440240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70680516 (or 70680510 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 34.

The square root of 5654440240 is about 75196.0121283037. The cubic root of 5654440240 is about 1781.5439451044.

The spelling of 5654440240 in words is "five billion, six hundred fifty-four million, four hundred forty thousand, two hundred forty".