27493349352 has 128 divisors (see below), whose sum is σ = 81781958400. Its totient is φ = 7538116608.

The previous prime is 27493349287. The next prime is 27493349357. The reversal of 27493349352 is 25394339472.

It is a super-2 number, since 2×27493349352² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 27493349295 and 27493349304.

It is not an unprimeable number, because it can be changed into a prime (27493349357) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 423474 + ... + 484062.

It is an arithmetic number, because the mean of its divisors is an integer number (638921550).

Almost surely, 2^27493349352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27493349352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40890979200).

27493349352 is an abundant number, since it is smaller than the sum of its proper divisors (54288609048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27493349352 is a wasteful number, since it uses less digits than its factorization.

27493349352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60715 (or 60711 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 51.

The spelling of 27493349352 in words is "twenty-seven billion, four hundred ninety-three million, three hundred forty-nine thousand, three hundred fifty-two".