3621444452534 has 8 divisors (see below), whose sum is σ = 5433871164888. Its totient is φ = 1810154064240.

The previous prime is 3621444452531. The next prime is 3621444452543. The reversal of 3621444452534 is 4352544441263.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×3621444452534² (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 (3621444452531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284073047 + ... + 284085794.

It is an arithmetic number, because the mean of its divisors is an integer number (679233895611).

Almost surely, 2^{3621444452534} is an apocalyptic number.

3621444452534 is a deficient number, since it is larger than the sum of its proper divisors (1812426712354).

3621444452534 is a wasteful number, since it uses less digits than its factorization.

3621444452534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568162030.

The product of its digits is 5529600, while the sum is 47.

Adding to 3621444452534 its reverse (4352544441263), we get a palindrome (7973988893797).

The spelling of 3621444452534 in words is "three trillion, six hundred twenty-one billion, four hundred forty-four million, four hundred fifty-two thousand, five hundred thirty-four".