545445132502 has 16 divisors (see below), whose sum is σ = 819574218000. Its totient is φ = 272253818880.

The previous prime is 545445132433. The next prime is 545445132539. The reversal of 545445132502 is 205231544545.

It is a congruent number.

It is an unprimeable number.

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, 17218374 + ... + 17250022.

It is an arithmetic number, because the mean of its divisors is an integer number (51223388625).

Almost surely, 2^545445132502 is an apocalyptic number.

545445132502 is a deficient number, since it is larger than the sum of its proper divisors (274129085498).

545445132502 is a wasteful number, since it uses less digits than its factorization.

545445132502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46191.

The product of its (nonzero) digits is 480000, while the sum is 40.

The spelling of 545445132502 in words is "five hundred forty-five billion, four hundred forty-five million, one hundred thirty-two thousand, five hundred two".