545300420550 has 48 divisors (see below), whose sum is σ = 1352464253712. Its totient is φ = 145400627200.

The previous prime is 545300420519. The next prime is 545300420579. The reversal of 545300420550 is 55024003545.

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, 1612210 + ... + 1920890.

It is an arithmetic number, because the mean of its divisors is an integer number (28176338619).

Almost surely, 2^545300420550 is an apocalyptic number.

545300420550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

545300420550 is an abundant number, since it is smaller than the sum of its proper divisors (807163833162).

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

545300420550 is a wasteful number, since it uses less digits than its factorization.

545300420550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320473 (or 320468 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 33.

The spelling of 545300420550 in words is "five hundred forty-five billion, three hundred million, four hundred twenty thousand, five hundred fifty".