542441839115 has 32 divisors (see below), whose sum is σ = 713700191232. Its totient is φ = 392509600000.

The previous prime is 542441839111. The next prime is 542441839127. The reversal of 542441839115 is 511938144245.

It is not a de Polignac number, because 542441839115 - 2² = 542441839111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 542441839115.

It is not an unprimeable number, because it can be changed into a prime (542441839111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13135550 + ... + 13176780.

It is an arithmetic number, because the mean of its divisors is an integer number (22303130976).

Almost surely, 2^542441839115 is an apocalyptic number.

542441839115 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

542441839115 is a deficient number, since it is larger than the sum of its proper divisors (171258352117).

542441839115 is a wasteful number, since it uses less digits than its factorization.

542441839115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42451.

The product of its digits is 691200, while the sum is 47.

The spelling of 542441839115 in words is "five hundred forty-two billion, four hundred forty-one million, eight hundred thirty-nine thousand, one hundred fifteen".