10645425326401 has 4 divisors (see below), whose sum is σ = 10645444827072. Its totient is φ = 10645405825732.

The previous prime is 10645425326399. The next prime is 10645425326441. The reversal of 10645425326401 is 10462352454601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10645425326401 - 2¹ = 10645425326399 is a prime.

It is a super-2 number, since 2×10645425326401² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10645425326441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8907181 + ... + 10031386.

It is an arithmetic number, because the mean of its divisors is an integer number (2661361206768).

Almost surely, 2^{10645425326401} is an apocalyptic number.

It is an amenable number.

10645425326401 is a deficient number, since it is larger than the sum of its proper divisors (19500671).

10645425326401 is an equidigital number, since it uses as much as digits as its factorization.

10645425326401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19500670.

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 10645425326401 in words is "ten trillion, six hundred forty-five billion, four hundred twenty-five million, three hundred twenty-six thousand, four hundred one".