45530512132 has 96 divisors (see below), whose sum is σ = 96305932800. Its totient is φ = 18413125632.

The previous prime is 45530512127. The next prime is 45530512133. The reversal of 45530512132 is 23121503554.

It is a junction number, because it is equal to n+sod(n) for n = 45530512094 and 45530512103.

It is not an unprimeable number, because it can be changed into a prime (45530512133) 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 31 ways as a sum of consecutive naturals, for example, 44075488 + ... + 44076520.

It is an arithmetic number, because the mean of its divisors is an integer number (1003186800).

Almost surely, 2^45530512132 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 45530512132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48152966400).

45530512132 is an abundant number, since it is smaller than the sum of its proper divisors (50775420668).

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

45530512132 is a wasteful number, since it uses less digits than its factorization.

45530512132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1925 (or 1923 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 45530512132 in words is "forty-five billion, five hundred thirty million, five hundred twelve thousand, one hundred thirty-two".