45180450625 has 40 divisors (see below), whose sum is σ = 58194721728. Its totient is φ = 35049000000.

The previous prime is 45180450619. The next prime is 45180450629. The reversal of 45180450625 is 52605408154.

It is not a de Polignac number, because 45180450625 - 2¹⁵ = 45180417857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45180450629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2698530 + ... + 2715220.

Almost surely, 2^45180450625 is an apocalyptic number.

It is an amenable number.

45180450625 is a deficient number, since it is larger than the sum of its proper divisors (13014271103).

45180450625 is an equidigital number, since it uses as much as digits as its factorization.

45180450625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16843 (or 16828 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 40.

Adding to 45180450625 its reverse (52605408154), we get a palindrome (97785858779).

The spelling of 45180450625 in words is "forty-five billion, one hundred eighty million, four hundred fifty thousand, six hundred twenty-five".