27894751350 has 96 divisors (see below), whose sum is σ = 69931952640. Its totient is φ = 7357875840.

The previous prime is 27894751319. The next prime is 27894751361. The reversal of 27894751350 is 5315749872.

It is a junction number, because it is equal to n+sod(n) for n = 27894751293 and 27894751302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13520419 + ... + 13522481.

It is an arithmetic number, because the mean of its divisors is an integer number (728457840).

Almost surely, 2^27894751350 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27894751350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34965976320).

27894751350 is an abundant number, since it is smaller than the sum of its proper divisors (42037201290).

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

27894751350 is a wasteful number, since it uses less digits than its factorization.

27894751350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3014 (or 3009 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 51.

The spelling of 27894751350 in words is "twenty-seven billion, eight hundred ninety-four million, seven hundred fifty-one thousand, three hundred fifty".