625211214321 has 8 divisors (see below), whose sum is σ = 845356008384. Its totient is φ = 410936948240.

The previous prime is 625211214311. The next prime is 625211214347. The reversal of 625211214321 is 123412112526.

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

It is a cyclic number.

It is not a de Polignac number, because 625211214321 - 2⁵ = 625211214289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (625211214311) 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, 1467631746 + ... + 1467632171.

It is an arithmetic number, because the mean of its divisors is an integer number (105669501048).

Almost surely, 2^625211214321 is an apocalyptic number.

It is an amenable number.

625211214321 is a deficient number, since it is larger than the sum of its proper divisors (220144794063).

625211214321 is a wasteful number, since it uses less digits than its factorization.

625211214321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2935263991.

The product of its digits is 5760, while the sum is 30.

Adding to 625211214321 its reverse (123412112526), we get a palindrome (748623326847).

The spelling of 625211214321 in words is "six hundred twenty-five billion, two hundred eleven million, two hundred fourteen thousand, three hundred twenty-one".