541671985999 has 8 divisors (see below), whose sum is σ = 565564093920. Its totient is φ = 517808307456.

The previous prime is 541671985979. The next prime is 541671986027. The reversal of 541671985999 is 999589176145.

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

It is not a de Polignac number, because 541671985999 - 2¹³ = 541671977807 is a prime.

It is a super-2 number, since 2×541671985999² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541671985919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7068394 + ... + 7144615.

It is an arithmetic number, because the mean of its divisors is an integer number (70695511740).

Almost surely, 2^541671985999 is an apocalyptic number.

541671985999 is a deficient number, since it is larger than the sum of its proper divisors (23892107921).

541671985999 is a wasteful number, since it uses less digits than its factorization.

541671985999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14214689.

The product of its digits is 220449600, while the sum is 73.

The spelling of 541671985999 in words is "five hundred forty-one billion, six hundred seventy-one million, nine hundred eighty-five thousand, nine hundred ninety-nine".