323646030411553 has 2 divisors, whose sum is σ = 323646030411554. Its totient is φ = 323646030411552.

The previous prime is 323646030411541. The next prime is 323646030411563. The reversal of 323646030411553 is 355114030646323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198545205628449 + 125100824783104 = 14090607^2 + 11184848^2 .

It is a cyclic number.

It is not a de Polignac number, because 323646030411553 - 2⁴¹ = 321447007156001 is a prime.

It is not a weakly prime, because it can be changed into another prime (323646030411563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161823015205776 + 161823015205777.

It is an arithmetic number, because the mean of its divisors is an integer number (161823015205777).

Almost surely, 2^{323646030411553} is an apocalyptic number.

It is an amenable number.

323646030411553 is a deficient number, since it is larger than the sum of its proper divisors (1).

323646030411553 is an equidigital number, since it uses as much as digits as its factorization.

323646030411553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2332800, while the sum is 46.

The spelling of 323646030411553 in words is "three hundred twenty-three trillion, six hundred forty-six billion, thirty million, four hundred eleven thousand, five hundred fifty-three".