445032503130 has 32 divisors (see below), whose sum is σ = 1096944983424. Its totient is φ = 115467892416.

The previous prime is 445032503077. The next prime is 445032503131. The reversal of 445032503130 is 31305230544.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (445032503131) 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 15 ways as a sum of consecutive naturals, for example, 200463982 + ... + 200466201.

It is an arithmetic number, because the mean of its divisors is an integer number (34279530732).

Almost surely, 2^445032503130 is an apocalyptic number.

445032503130 is an abundant number, since it is smaller than the sum of its proper divisors (651912480294).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

445032503130 is a wasteful number, since it uses less digits than its factorization.

445032503130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400930230.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 445032503130 its reverse (31305230544), we get a palindrome (476337733674).

The spelling of 445032503130 in words is "four hundred forty-five billion, thirty-two million, five hundred three thousand, one hundred thirty".