5478726240 has 144 divisors (see below), whose sum is σ = 20134387728. Its totient is φ = 1348604928.

The previous prime is 5478726203. The next prime is 5478726269. The reversal of 5478726240 is 426278745.

It is a happy number.

5478726240 is a `hidden beast` number, since 547 + 8 + 7 + 2 + 62 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 127614 + ... + 165053.

It is an arithmetic number, because the mean of its divisors is an integer number (139822137).

Almost surely, 2^5478726240 is an apocalyptic number.

It is an amenable number.

5478726240 is an abundant number, since it is smaller than the sum of its proper divisors (14655661488).

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

5478726240 is a wasteful number, since it uses less digits than its factorization.

5478726240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292701 (or 292690 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 45.

The square root of 5478726240 is about 74018.4182484333. The cubic root of 5478726240 is about 1762.8953547982.

The spelling of 5478726240 in words is "five billion, four hundred seventy-eight million, seven hundred twenty-six thousand, two hundred forty".