545446242160 has 20 divisors (see below), whose sum is σ = 1268162513208. Its totient is φ = 218178496832.

The previous prime is 545446242157. The next prime is 545446242179. The reversal of 545446242160 is 61242644545.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×545446242160² (a number of 24 digits) contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 3409038934 + ... + 3409039093.

Almost surely, 2^545446242160 is an apocalyptic number.

It is an amenable number.

545446242160 is an abundant number, since it is smaller than the sum of its proper divisors (722716271048).

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

545446242160 is a wasteful number, since it uses less digits than its factorization.

545446242160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6818078040 (or 6818078034 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 43.

The spelling of 545446242160 in words is "five hundred forty-five billion, four hundred forty-six million, two hundred forty-two thousand, one hundred sixty".