425320553999993 has 2 divisors, whose sum is σ = 425320553999994. Its totient is φ = 425320553999992.

The previous prime is 425320553999947. The next prime is 425320554000007. The reversal of 425320553999993 is 399999355023524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 301434460449424 + 123886093550569 = 17361868^2 + 11130413^2 .

It is a cyclic number.

It is not a de Polignac number, because 425320553999993 - 2⁴⁶ = 354951809822329 is a prime.

It is not a weakly prime, because it can be changed into another prime (425320553999903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212660276999996 + 212660276999997.

It is an arithmetic number, because the mean of its divisors is an integer number (212660276999997).

Almost surely, 2^{425320553999993} is an apocalyptic number.

It is an amenable number.

425320553999993 is a deficient number, since it is larger than the sum of its proper divisors (1).

425320553999993 is an equidigital number, since it uses as much as digits as its factorization.

425320553999993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3188646000, while the sum is 77.

The spelling of 425320553999993 in words is "four hundred twenty-five trillion, three hundred twenty billion, five hundred fifty-three million, nine hundred ninety-nine thousand, nine hundred ninety-three".