45480045 has 16 divisors (see below), whose sum is σ = 78365952. Its totient is φ = 22390080.

The previous prime is 45480041. The next prime is 45480047. The reversal of 45480045 is 54008454.

It is not a de Polignac number, because 45480045 - 2² = 45480041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45479994 and 45480021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45480041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116421 + ... + 116810.

It is an arithmetic number, because the mean of its divisors is an integer number (4897872).

Almost surely, 2^45480045 is an apocalyptic number.

It is an amenable number.

45480045 is a deficient number, since it is larger than the sum of its proper divisors (32885907).

45480045 is a wasteful number, since it uses less digits than its factorization.

45480045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233252.

The product of its (nonzero) digits is 12800, while the sum is 30.

The square root of 45480045 is about 6743.8894563894. The cubic root of 45480045 is about 356.9496511942.

Adding to 45480045 its reverse (54008454), we get a palindrome (99488499).

The spelling of 45480045 in words is "forty-five million, four hundred eighty thousand, forty-five".