145545532332 has 48 divisors (see below), whose sum is σ = 360035945472. Its totient is φ = 45681243840.

The previous prime is 145545532331. The next prime is 145545532339. The reversal of 145545532332 is 233235545541.

It is not an unprimeable number, because it can be changed into a prime (145545532331) 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 15 ways as a sum of consecutive naturals, for example, 5273418 + ... + 5300945.

It is an arithmetic number, because the mean of its divisors is an integer number (7500748864).

Almost surely, 2^145545532332 is an apocalyptic number.

145545532332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

145545532332 is an abundant number, since it is smaller than the sum of its proper divisors (214490413140).

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

145545532332 is a wasteful number, since it uses less digits than its factorization.

145545532332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10574438 (or 10574436 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 42.

The spelling of 145545532332 in words is "one hundred forty-five billion, five hundred forty-five million, five hundred thirty-two thousand, three hundred thirty-two".