27293750067 has 6 divisors (see below), whose sum is σ = 36392048292. Its totient is φ = 18195642612.

The previous prime is 27293750063. The next prime is 27293750069. The reversal of 27293750067 is 76005739272.

It is not a de Polignac number, because 27293750067 - 2² = 27293750063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27293749998 and 27293750025.

It is not an unprimeable number, because it can be changed into a prime (27293750063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 238458 + ... + 333840.

It is an arithmetic number, because the mean of its divisors is an integer number (6065341382).

Almost surely, 2^27293750067 is an apocalyptic number.

27293750067 is a deficient number, since it is larger than the sum of its proper divisors (9098298225).

27293750067 is an frugal number, since it uses more digits than its factorization.

27293750067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190769 (or 95386 counting only the distinct ones).

The product of its (nonzero) digits is 1111320, while the sum is 48.

Multiplying 27293750067 by its sum of digits (48), we get a square (1310100003216 = 1144596²).

The spelling of 27293750067 in words is "twenty-seven billion, two hundred ninety-three million, seven hundred fifty thousand, sixty-seven".