542684184085 has 8 divisors (see below), whose sum is σ = 651963581496. Its totient is φ = 433652306880.

The previous prime is 542684184061. The next prime is 542684184109. The reversal of 542684184085 is 580481486245.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (542684184061) and next prime (542684184109).

It can be written as a sum of positive squares in 4 ways, for example, as 21502703044 + 521181481041 = 146638^2 + 721929^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 542684184085 - 2¹⁷ = 542684053013 is a prime.

It is a super-2 number, since 2×542684184085² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61875226 + ... + 61883995.

It is an arithmetic number, because the mean of its divisors is an integer number (81495447687).

Almost surely, 2^542684184085 is an apocalyptic number.

It is an amenable number.

542684184085 is a deficient number, since it is larger than the sum of its proper divisors (109279397411).

542684184085 is a wasteful number, since it uses less digits than its factorization.

542684184085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123760103.

The product of its (nonzero) digits is 9830400, while the sum is 55.

The spelling of 542684184085 in words is "five hundred forty-two billion, six hundred eighty-four million, one hundred eighty-four thousand, eighty-five".