27585323782121 has 8 divisors (see below), whose sum is σ = 31540089708864. Its totient is φ = 23634059202000.

The previous prime is 27585323782103. The next prime is 27585323782139. The reversal of 27585323782121 is 12128732358572.

It is an interprime number because it is at equal distance from previous prime (27585323782103) and next prime (27585323782139).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27585323782121 - 2¹⁴ = 27585323765737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27585323787121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 875319770 + ... + 875351283.

It is an arithmetic number, because the mean of its divisors is an integer number (3942511213608).

Almost surely, 2^{27585323782121} is an apocalyptic number.

It is an amenable number.

27585323782121 is a deficient number, since it is larger than the sum of its proper divisors (3954765926743).

27585323782121 is a wasteful number, since it uses less digits than its factorization.

27585323782121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1750673311.

The product of its digits is 11289600, while the sum is 56.

The spelling of 27585323782121 in words is "twenty-seven trillion, five hundred eighty-five billion, three hundred twenty-three million, seven hundred eighty-two thousand, one hundred twenty-one".