5591248903440 has 200 divisors, whose sum is σ = 20561544166680. Its totient is φ = 1403293814784.

The previous prime is 5591248903433. The next prime is 5591248903447. The reversal of 5591248903440 is 443098421955.

It is a happy number.

5591248903440 is a `hidden beast` number, since 5 + 5 + 91 + 2 + 489 + 0 + 34 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (5591248903433) and next prime (5591248903447).

It can be written as a sum of positive squares in 4 ways, for example, as 984095744256 + 4607153159184 = 992016^2 + 2146428^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (5591248903447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 25267695 + ... + 25488014.

Almost surely, 2^{5591248903440} is an apocalyptic number.

It is an amenable number.

5591248903440 is an abundant number, since it is smaller than the sum of its proper divisors (14970295263240).

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

5591248903440 is a wasteful number, since it uses less digits than its factorization.

5591248903440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50755751 (or 50755736 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 54.

The spelling of 5591248903440 in words is "five trillion, five hundred ninety-one billion, two hundred forty-eight million, nine hundred three thousand, four hundred forty".