45420526417 has 8 divisors (see below), whose sum is σ = 51915184256. Its totient is φ = 38927371392.

The previous prime is 45420526387. The next prime is 45420526423. The reversal of 45420526417 is 71462502454.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45420526417 - 2¹⁵ = 45420493649 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45420526417.

It is not an unprimeable number, because it can be changed into a prime (45420526447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310173 + ... + 432490.

It is an arithmetic number, because the mean of its divisors is an integer number (6489398032).

Almost surely, 2^45420526417 is an apocalyptic number.

It is an amenable number.

45420526417 is a deficient number, since it is larger than the sum of its proper divisors (6494657839).

45420526417 is an equidigital number, since it uses as much as digits as its factorization.

45420526417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 751407.

The product of its (nonzero) digits is 268800, while the sum is 40.

The spelling of 45420526417 in words is "forty-five billion, four hundred twenty million, five hundred twenty-six thousand, four hundred seventeen".