45331328508 has 12 divisors (see below), whose sum is σ = 105773099880. Its totient is φ = 15110442832.

The previous prime is 45331328501. The next prime is 45331328617. The reversal of 45331328508 is 80582313354.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 45331328508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45331328501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1888805343 + ... + 1888805366.

It is an arithmetic number, because the mean of its divisors is an integer number (8814424990).

Almost surely, 2^45331328508 is an apocalyptic number.

It is an amenable number.

45331328508 is an abundant number, since it is smaller than the sum of its proper divisors (60441771372).

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

45331328508 is a wasteful number, since it uses less digits than its factorization.

45331328508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3777610716 (or 3777610714 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The spelling of 45331328508 in words is "forty-five billion, three hundred thirty-one million, three hundred twenty-eight thousand, five hundred eight".