45515022500321 has 8 divisors (see below), whose sum is σ = 49688706036288. Its totient is φ = 41347331334000.

The previous prime is 45515022500309. The next prime is 45515022500347. The reversal of 45515022500321 is 12300522051554.

It is a happy number.

45515022500321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45515022500321 - 2¹⁸ = 45515022238177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45515022500221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1498076525 + ... + 1498106906.

It is an arithmetic number, because the mean of its divisors is an integer number (6211088254536).

Almost surely, 2^{45515022500321} is an apocalyptic number.

It is an amenable number.

45515022500321 is a deficient number, since it is larger than the sum of its proper divisors (4173683535967).

45515022500321 is a wasteful number, since it uses less digits than its factorization.

45515022500321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2996184823.

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 45515022500321 its reverse (12300522051554), we get a palindrome (57815544551875).

The spelling of 45515022500321 in words is "forty-five trillion, five hundred fifteen billion, twenty-two million, five hundred thousand, three hundred twenty-one".