45321245288 has 32 divisors (see below), whose sum is σ = 92737008000. Its totient is φ = 20592908160.

The previous prime is 45321245287. The next prime is 45321245293. The reversal of 45321245288 is 88254212354.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (45321245287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145793 + ... + 334511.

It is an arithmetic number, because the mean of its divisors is an integer number (2898031500).

Almost surely, 2^45321245288 is an apocalyptic number.

It is an amenable number.

45321245288 is an abundant number, since it is smaller than the sum of its proper divisors (47415762712).

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

45321245288 is a wasteful number, since it uses less digits than its factorization.

45321245288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191465 (or 191461 counting only the distinct ones).

The product of its digits is 614400, while the sum is 44.

The spelling of 45321245288 in words is "forty-five billion, three hundred twenty-one million, two hundred forty-five thousand, two hundred eighty-eight".