5388839523658 has 4 divisors (see below), whose sum is σ = 8083259285490. Its totient is φ = 2694419761828.

The previous prime is 5388839523649. The next prime is 5388839523659. The reversal of 5388839523658 is 8563259388835.

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

It can be written as a sum of positive squares in only one way, i.e., 4331905430329 + 1056934093329 = 2081323^2 + 1028073^2 .

It is not an unprimeable number, because it can be changed into a prime (5388839523659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1347209880913 + ... + 1347209880916.

Almost surely, 2^{5388839523658} is an apocalyptic number.

5388839523658 is a deficient number, since it is larger than the sum of its proper divisors (2694419761832).

5388839523658 is a wasteful number, since it uses less digits than its factorization.

5388839523658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2694419761831.

The product of its digits is 1492992000, while the sum is 73.

The spelling of 5388839523658 in words is "five trillion, three hundred eighty-eight billion, eight hundred thirty-nine million, five hundred twenty-three thousand, six hundred fifty-eight".