545500331325 has 24 divisors (see below), whose sum is σ = 1002104313600. Its totient is φ = 290933509680.

The previous prime is 545500331309. The next prime is 545500331359. The reversal of 545500331325 is 523133005545.

545500331325 is a `hidden beast` number, since 54 + 550 + 0 + 3 + 31 + 3 + 25 = 666.

It is not a de Polignac number, because 545500331325 - 2⁴ = 545500331309 is a prime.

It is a super-2 number, since 2×545500331325² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 545500331325.

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 23 ways as a sum of consecutive naturals, for example, 404073645 + ... + 404074994.

It is an arithmetic number, because the mean of its divisors is an integer number (41754346400).

Almost surely, 2^545500331325 is an apocalyptic number.

It is an amenable number.

545500331325 is a deficient number, since it is larger than the sum of its proper divisors (456603982275).

545500331325 is a wasteful number, since it uses less digits than its factorization.

545500331325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808148658 (or 808148647 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 36.

It can be divided in two parts, 5455003 and 31325, that added together give a triangular number (5486328 = T₃₃₁₂).

The spelling of 545500331325 in words is "five hundred forty-five billion, five hundred million, three hundred thirty-one thousand, three hundred twenty-five".