545243557608 has 48 divisors (see below), whose sum is σ = 1476742176000. Its totient is φ = 181742821920.

The previous prime is 545243557603. The next prime is 545243557613. The reversal of 545243557608 is 806755342545.

545243557608 is a `hidden beast` number, since 5 + 4 + 5 + 24 + 3 + 5 + 5 + 7 + 608 = 666.

It is an interprime number because it is at equal distance from previous prime (545243557603) and next prime (545243557613).

It is a super-2 number, since 2×545243557608² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (545243557601) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 3259123 + ... + 3422333.

It is an arithmetic number, because the mean of its divisors is an integer number (30765462000).

Almost surely, 2^545243557608 is an apocalyptic number.

It is an amenable number.

545243557608 is an abundant number, since it is smaller than the sum of its proper divisors (931498618392).

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

545243557608 is a wasteful number, since it uses less digits than its factorization.

545243557608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209622 (or 209615 counting only the distinct ones).

The product of its (nonzero) digits is 20160000, while the sum is 54.

The spelling of 545243557608 in words is "five hundred forty-five billion, two hundred forty-three million, five hundred fifty-seven thousand, six hundred eight".