542445710571 has 16 divisors (see below), whose sum is σ = 803652796800. Its totient is φ = 361617188904.

The previous prime is 542445710563. The next prime is 542445710591. The reversal of 542445710571 is 175017544245.

542445710571 is a `hidden beast` number, since 5 + 4 + 2 + 4 + 4 + 5 + 71 + 0 + 571 = 666.

It is not a de Polignac number, because 542445710571 - 2³ = 542445710563 is a prime.

It is a super-2 number, since 2×542445710571² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (542445710501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 409420 + ... + 1119158.

It is an arithmetic number, because the mean of its divisors is an integer number (50228299800).

Almost surely, 2^542445710571 is an apocalyptic number.

542445710571 is a deficient number, since it is larger than the sum of its proper divisors (261207086229).

542445710571 is a wasteful number, since it uses less digits than its factorization.

542445710571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738055 (or 738049 counting only the distinct ones).

The product of its (nonzero) digits is 784000, while the sum is 45.

The spelling of 542445710571 in words is "five hundred forty-two billion, four hundred forty-five million, seven hundred ten thousand, five hundred seventy-one".