45210321032044 has 144 divisors (see below), whose sum is σ = 96140011968000. Its totient is φ = 18188563599360.

The previous prime is 45210321032017. The next prime is 45210321032059. The reversal of 45210321032044 is 44023012301254.

It is a junction number, because it is equal to n+sod(n) for n = 45210321031997 and 45210321032015.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1075928467 + ... + 1075970485.

It is an arithmetic number, because the mean of its divisors is an integer number (667638972000).

Almost surely, 2^{45210321032044} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45210321032044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48070005984000).

45210321032044 is an abundant number, since it is smaller than the sum of its proper divisors (50929690935956).

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

45210321032044 is a wasteful number, since it uses less digits than its factorization.

45210321032044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42624 (or 42561 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 45210321032044 its reverse (44023012301254), we get a palindrome (89233333333298).

The spelling of 45210321032044 in words is "forty-five trillion, two hundred ten billion, three hundred twenty-one million, thirty-two thousand, forty-four".