542032352065 has 4 divisors (see below), whose sum is σ = 650438822484. Its totient is φ = 433625881648.

The previous prime is 542032352053. The next prime is 542032352101. The reversal of 542032352065 is 560253230245.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 290522078001 + 251510274064 = 539001^2 + 501508^2 .

It is a cyclic number.

It is not a de Polignac number, because 542032352065 - 2¹¹ = 542032350017 is a prime.

It is a super-2 number, since 2×542032352065² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54203235202 + ... + 54203235211.

It is an arithmetic number, because the mean of its divisors is an integer number (162609705621).

Almost surely, 2^542032352065 is an apocalyptic number.

It is an amenable number.

542032352065 is a deficient number, since it is larger than the sum of its proper divisors (108406470419).

542032352065 is a wasteful number, since it uses less digits than its factorization.

542032352065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108406470418.

The product of its (nonzero) digits is 216000, while the sum is 37.

The spelling of 542032352065 in words is "five hundred forty-two billion, thirty-two million, three hundred fifty-two thousand, sixty-five".