45471225017 has 4 divisors (see below), whose sum is σ = 45519548196. Its totient is φ = 45422901840.

The previous prime is 45471224983. The next prime is 45471225047. The reversal of 45471225017 is 71052217454.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10837642816 + 34633582201 = 104104^2 + 186101^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45471225017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45471225047) 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 in 3 ways as a sum of consecutive naturals, for example, 24160178 + ... + 24162059.

It is an arithmetic number, because the mean of its divisors is an integer number (11379887049).

Almost surely, 2^45471225017 is an apocalyptic number.

It is an amenable number.

45471225017 is a deficient number, since it is larger than the sum of its proper divisors (48323179).

45471225017 is an equidigital number, since it uses as much as digits as its factorization.

45471225017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48323178.

The product of its (nonzero) digits is 78400, while the sum is 38.

The spelling of 45471225017 in words is "forty-five billion, four hundred seventy-one million, two hundred twenty-five thousand, seventeen".