5553344451240 has 640 divisors, whose sum is σ = 19572819678720. Its totient is φ = 1410753024000.

The previous prime is 5553344451229. The next prime is 5553344451241. The reversal of 5553344451240 is 421544433555.

5553344451240 is a `hidden beast` number, since 5 + 5 + 53 + 3 + 4 + 44 + 512 + 40 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (5553344451241) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 3827252515 + ... + 3827253965.

It is an arithmetic number, because the mean of its divisors is an integer number (30582530748).

Almost surely, 2^{5553344451240} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5553344451240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9786409839360).

5553344451240 is an abundant number, since it is smaller than the sum of its proper divisors (14019475227480).

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

5553344451240 is a wasteful number, since it uses less digits than its factorization.

5553344451240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2175 (or 2162 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 45.

Adding to 5553344451240 its reverse (421544433555), we get a palindrome (5974888884795).

The spelling of 5553344451240 in words is "five trillion, five hundred fifty-three billion, three hundred forty-four million, four hundred fifty-one thousand, two hundred forty".