45438663 has 8 divisors (see below), whose sum is σ = 61489408. Its totient is φ = 29840184.

The previous prime is 45438661. The next prime is 45438677. The reversal of 45438663 is 36683454.

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

It is not a de Polignac number, because 45438663 - 2¹ = 45438661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45438661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112831 + ... + 113232.

It is an arithmetic number, because the mean of its divisors is an integer number (7686176).

Almost surely, 2^45438663 is an apocalyptic number.

45438663 is a deficient number, since it is larger than the sum of its proper divisors (16050745).

45438663 is a wasteful number, since it uses less digits than its factorization.

45438663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226133.

The product of its digits is 207360, while the sum is 39.

The square root of 45438663 is about 6740.8206473693. The cubic root of 45438663 is about 356.8413562791.

The spelling of 45438663 in words is "forty-five million, four hundred thirty-eight thousand, six hundred sixty-three".