613626321452 has 12 divisors (see below), whose sum is σ = 1074897828816. Its totient is φ = 306512656080.

The previous prime is 613626321437. The next prime is 613626321457. The reversal of 613626321452 is 254123626316.

It is not an unprimeable number, because it can be changed into a prime (613626321457) 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 3 ways as a sum of consecutive naturals, for example, 75121568 + ... + 75129735.

It is an arithmetic number, because the mean of its divisors is an integer number (89574819068).

Almost surely, 2^613626321452 is an apocalyptic number.

It is an amenable number.

613626321452 is a deficient number, since it is larger than the sum of its proper divisors (461271507364).

613626321452 is a wasteful number, since it uses less digits than its factorization.

613626321452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150252328 (or 150252326 counting only the distinct ones).

The product of its digits is 311040, while the sum is 41.

Adding to 613626321452 its reverse (254123626316), we get a palindrome (867749947768).

The spelling of 613626321452 in words is "six hundred thirteen billion, six hundred twenty-six million, three hundred twenty-one thousand, four hundred fifty-two".