3621366261304 has 32 divisors (see below), whose sum is σ = 7451695440000. Its totient is φ = 1636218826720.

The previous prime is 3621366261287. The next prime is 3621366261307. The reversal of 3621366261304 is 4031626631263.

It is a super-2 number, since 2×3621366261304² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3621366261307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123194554 + ... + 123223945.

It is an arithmetic number, because the mean of its divisors is an integer number (232865482500).

Almost surely, 2^{3621366261304} is an apocalyptic number.

It is an amenable number.

3621366261304 is an abundant number, since it is smaller than the sum of its proper divisors (3830329178696).

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

3621366261304 is a wasteful number, since it uses less digits than its factorization.

3621366261304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246418683 (or 246418679 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 43.

The spelling of 3621366261304 in words is "three trillion, six hundred twenty-one billion, three hundred sixty-six million, two hundred sixty-one thousand, three hundred four".