3555225112040 has 256 divisors, whose sum is σ = 9707765760000. Its totient is φ = 1144644867072.

The previous prime is 3555225112009. The next prime is 3555225112121. The reversal of 3555225112040 is 402115225553.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1154667221 + ... + 1154670299.

It is an arithmetic number, because the mean of its divisors is an integer number (37920960000).

Almost surely, 2^{3555225112040} 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 3555225112040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4853882880000).

3555225112040 is an abundant number, since it is smaller than the sum of its proper divisors (6152540647960).

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

3555225112040 is a wasteful number, since it uses less digits than its factorization.

3555225112040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4952 (or 4948 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 3555225112040 in words is "three trillion, five hundred fifty-five billion, two hundred twenty-five million, one hundred twelve thousand, forty".