225554045401040 has 160 divisors (see below), whose sum is σ = 543547879280640. Its totient is φ = 87001529352192.

The previous prime is 225554045401031. The next prime is 225554045401063. The reversal of 225554045401040 is 40104540455522.

225554045401040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55660016 + ... + 59574704.

It is an arithmetic number, because the mean of its divisors is an integer number (3397174245504).

Almost surely, 2^{225554045401040} is an apocalyptic number.

225554045401040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225554045401040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271773939640320).

225554045401040 is an abundant number, since it is smaller than the sum of its proper divisors (317993833879600).

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

225554045401040 is a wasteful number, since it uses less digits than its factorization.

225554045401040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3914989 (or 3914983 counting only the distinct ones).

The product of its (nonzero) digits is 640000, while the sum is 41.

Adding to 225554045401040 its reverse (40104540455522), we get a palindrome (265658585856562).

The spelling of 225554045401040 in words is "two hundred twenty-five trillion, five hundred fifty-four billion, forty-five million, four hundred one thousand, forty".