27121407382 has 4 divisors (see below), whose sum is σ = 40682111076. Its totient is φ = 13560703690.

The previous prime is 27121407377. The next prime is 27121407409. The reversal of 27121407382 is 28370412172.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6780351844 + ... + 6780351847.

It is an arithmetic number, because the mean of its divisors is an integer number (10170527769).

Almost surely, 2^27121407382 is an apocalyptic number.

27121407382 is a deficient number, since it is larger than the sum of its proper divisors (13560703694).

27121407382 is a wasteful number, since it uses less digits than its factorization.

27121407382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13560703693.

The product of its (nonzero) digits is 37632, while the sum is 37.

The spelling of 27121407382 in words is "twenty-seven billion, one hundred twenty-one million, four hundred seven thousand, three hundred eighty-two".