45005430625 has 20 divisors (see below), whose sum is σ = 59198737840. Its totient is φ = 34109370000.

The previous prime is 45005430581. The next prime is 45005430649. The reversal of 45005430625 is 52603450054.

45005430625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-45005430625 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1883091 + ... + 1906840.

It is an arithmetic number, because the mean of its divisors is an integer number (2959936892).

Almost surely, 2^45005430625 is an apocalyptic number.

It is an amenable number.

45005430625 is a deficient number, since it is larger than the sum of its proper divisors (14193307215).

45005430625 is an equidigital number, since it uses as much as digits as its factorization.

45005430625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3789970 (or 3789955 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 45005430625 its reverse (52603450054), we get a palindrome (97608880679).

The spelling of 45005430625 in words is "forty-five billion, five million, four hundred thirty thousand, six hundred twenty-five".