45220523401 has 2 divisors, whose sum is σ = 45220523402. Its totient is φ = 45220523400.

The previous prime is 45220523357. The next prime is 45220523417. The reversal of 45220523401 is 10432502254.

45220523401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35052826176 + 10167697225 = 187224^2 + 100835^2 .

It is a cyclic number.

It is not a de Polignac number, because 45220523401 - 2¹⁹ = 45219999113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45220523401.

It is not a weakly prime, because it can be changed into another prime (45220523461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22610261700 + 22610261701.

It is an arithmetic number, because the mean of its divisors is an integer number (22610261701).

Almost surely, 2^45220523401 is an apocalyptic number.

It is an amenable number.

45220523401 is a deficient number, since it is larger than the sum of its proper divisors (1).

45220523401 is an equidigital number, since it uses as much as digits as its factorization.

45220523401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9600, while the sum is 28.

The spelling of 45220523401 in words is "forty-five billion, two hundred twenty million, five hundred twenty-three thousand, four hundred one".