545273858628 has 36 divisors (see below), whose sum is σ = 1378372148608. Its totient is φ = 181752545520.

The previous prime is 545273858599. The next prime is 545273858663. The reversal of 545273858628 is 826858372545.

545273858628 is a `hidden beast` number, since 5 + 4 + 5 + 27 + 3 + 8 + 586 + 28 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1109973 + ... + 1524003.

Almost surely, 2^545273858628 is an apocalyptic number.

It is an amenable number.

545273858628 is an abundant number, since it is smaller than the sum of its proper divisors (833098289980).

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

545273858628 is a wasteful number, since it uses less digits than its factorization.

545273858628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450624 (or 450619 counting only the distinct ones).

The product of its digits is 129024000, while the sum is 63.

The spelling of 545273858628 in words is "five hundred forty-five billion, two hundred seventy-three million, eight hundred fifty-eight thousand, six hundred twenty-eight".