45551810401 has 2 divisors, whose sum is σ = 45551810402. Its totient is φ = 45551810400.

The previous prime is 45551810387. The next prime is 45551810417. The reversal of 45551810401 is 10401815554.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35315429776 + 10236380625 = 187924^2 + 101175^2 .

It is a cyclic number.

It is not a de Polignac number, because 45551810401 - 2¹¹ = 45551808353 is a prime.

It is not a weakly prime, because it can be changed into another prime (45551813401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22775905200 + 22775905201.

It is an arithmetic number, because the mean of its divisors is an integer number (22775905201).

Almost surely, 2^45551810401 is an apocalyptic number.

It is an amenable number.

45551810401 is a deficient number, since it is larger than the sum of its proper divisors (1).

45551810401 is an equidigital number, since it uses as much as digits as its factorization.

45551810401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16000, while the sum is 34.

The spelling of 45551810401 in words is "forty-five billion, five hundred fifty-one million, eight hundred ten thousand, four hundred one".