45521616417 has 16 divisors (see below), whose sum is σ = 61599605760. Its totient is φ = 29896370000.

The previous prime is 45521616403. The next prime is 45521616443. The reversal of 45521616417 is 71461612554.

It is a cyclic number.

It is not a de Polignac number, because 45521616417 - 2²² = 45517422113 is a prime.

It is a super-2 number, since 2×45521616417² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45521616487) 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 15 ways as a sum of consecutive naturals, for example, 183292 + ... + 353042.

It is an arithmetic number, because the mean of its divisors is an integer number (3849975360).

Almost surely, 2^45521616417 is an apocalyptic number.

It is an amenable number.

45521616417 is a deficient number, since it is larger than the sum of its proper divisors (16077989343).

45521616417 is a wasteful number, since it uses less digits than its factorization.

45521616417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171084.

The product of its digits is 201600, while the sum is 42.

The spelling of 45521616417 in words is "forty-five billion, five hundred twenty-one million, six hundred sixteen thousand, four hundred seventeen".