3601521366 has 16 divisors (see below), whose sum is σ = 7626751344. Its totient is φ = 1129889024.

The previous prime is 3601521361. The next prime is 3601521377. The reversal of 3601521366 is 6631251063.

It is a super-2 number, since 2×3601521366² = 25941912299509011912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3601521361) 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 7 ways as a sum of consecutive naturals, for example, 17654415 + ... + 17654618.

It is an arithmetic number, because the mean of its divisors is an integer number (476671959).

Almost surely, 2^3601521366 is an apocalyptic number.

3601521366 is an abundant number, since it is smaller than the sum of its proper divisors (4025229978).

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

3601521366 is a wasteful number, since it uses less digits than its factorization.

3601521366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35309055.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 3601521366 is about 60012.6767108417. The cubic root of 3601521366 is about 1532.8347301438.

The spelling of 3601521366 in words is "three billion, six hundred one million, five hundred twenty-one thousand, three hundred sixty-six".