1626462112321 has 2 divisors, whose sum is σ = 1626462112322. Its totient is φ = 1626462112320.

The previous prime is 1626462112217. The next prime is 1626462112333. The reversal of 1626462112321 is 1232112646261.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1525916678400 + 100545433921 = 1235280^2 + 317089^2 .

It is a cyclic number.

It is not a de Polignac number, because 1626462112321 - 2¹⁹ = 1626461588033 is a prime.

It is not a weakly prime, because it can be changed into another prime (1626462112361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 813231056160 + 813231056161.

It is an arithmetic number, because the mean of its divisors is an integer number (813231056161).

Almost surely, 2^{1626462112321} is an apocalyptic number.

It is an amenable number.

1626462112321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1626462112321 is an equidigital number, since it uses as much as digits as its factorization.

1626462112321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 37.

Adding to 1626462112321 its reverse (1232112646261), we get a palindrome (2858574758582).

The spelling of 1626462112321 in words is "one trillion, six hundred twenty-six billion, four hundred sixty-two million, one hundred twelve thousand, three hundred twenty-one".