538717188451199 has 4 divisors (see below), whose sum is σ = 538718478495960. Its totient is φ = 538715898406440.

The previous prime is 538717188451159. The next prime is 538717188451207. The reversal of 538717188451199 is 991154881717835.

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

It is a cyclic number.

It is not a de Polignac number, because 538717188451199 - 2¹² = 538717188447103 is a prime.

It is a super-3 number, since 3×538717188451199³ (a number of 45 digits) contains 333 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 (538717188451159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 644395784 + ... + 645231245.

It is an arithmetic number, because the mean of its divisors is an integer number (134679619623990).

Almost surely, 2^{538717188451199} is an apocalyptic number.

538717188451199 is a deficient number, since it is larger than the sum of its proper divisors (1290044761).

538717188451199 is a wasteful number, since it uses less digits than its factorization.

538717188451199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290044760.

The product of its digits is 609638400, while the sum is 77.

The spelling of 538717188451199 in words is "five hundred thirty-eight trillion, seven hundred seventeen billion, one hundred eighty-eight million, four hundred fifty-one thousand, one hundred ninety-nine".