3635556424002 has 80 divisors (see below), whose sum is σ = 8340492790080. Its totient is φ = 1183001627808.

The previous prime is 3635556424001. The next prime is 3635556424021. The reversal of 3635556424002 is 2004246555363.

3635556424002 is a `hidden beast` number, since 3 + 6 + 355 + 56 + 4 + 240 + 0 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (3635556424001) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 12274024 + ... + 12566732.

It is an arithmetic number, because the mean of its divisors is an integer number (104256159876).

Almost surely, 2^{3635556424002} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3635556424002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4170246395040).

3635556424002 is an abundant number, since it is smaller than the sum of its proper divisors (4704936366078).

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

3635556424002 is a wasteful number, since it uses less digits than its factorization.

3635556424002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294549 (or 294540 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 45.

The spelling of 3635556424002 in words is "three trillion, six hundred thirty-five billion, five hundred fifty-six million, four hundred twenty-four thousand, two".