27158464618373 has 6 divisors (see below), whose sum is σ = 29851866068262. Its totient is φ = 24689513289320.

The previous prime is 27158464618349. The next prime is 27158464618409. The reversal of 27158464618373 is 37381646485172.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 25326277680484 + 1832186937889 = 5032522^2 + 1353583^2 .

It is not a de Polignac number, because 27158464618373 - 2⁶ = 27158464618309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27158464618303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112225060286 + ... + 112225060527.

It is an arithmetic number, because the mean of its divisors is an integer number (4975311011377).

Almost surely, 2^{27158464618373} is an apocalyptic number.

It is an amenable number.

27158464618373 is a deficient number, since it is larger than the sum of its proper divisors (2693401449889).

27158464618373 is a wasteful number, since it uses less digits than its factorization.

27158464618373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224450120835 (or 224450120824 counting only the distinct ones).

The product of its digits is 162570240, while the sum is 65.

The spelling of 27158464618373 in words is "twenty-seven trillion, one hundred fifty-eight billion, four hundred sixty-four million, six hundred eighteen thousand, three hundred seventy-three".