45416661 has 8 divisors (see below), whose sum is σ = 61180224. Its totient is φ = 29965440.

The previous prime is 45416653. The next prime is 45416663. The reversal of 45416661 is 16661454.

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 45416661 - 2³ = 45416653 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45416663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77745 + ... + 78326.

It is an arithmetic number, because the mean of its divisors is an integer number (7647528).

Almost surely, 2^45416661 is an apocalyptic number.

It is an amenable number.

45416661 is a deficient number, since it is larger than the sum of its proper divisors (15763563).

45416661 is a wasteful number, since it uses less digits than its factorization.

45416661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156171.

The product of its digits is 17280, while the sum is 33.

The square root of 45416661 is about 6739.1884526254. The cubic root of 45416661 is about 356.7837512165.

The spelling of 45416661 in words is "forty-five million, four hundred sixteen thousand, six hundred sixty-one".