69140252171 has 2 divisors, whose sum is σ = 69140252172. Its totient is φ = 69140252170.

The previous prime is 69140252123. The next prime is 69140252219. The reversal of 69140252171 is 17125204196.

It is a balanced prime because it is at equal distance from previous prime (69140252123) and next prime (69140252219).

It is a cyclic number.

It is not a de Polignac number, because 69140252171 - 2⁶ = 69140252107 is a prime.

It is not a weakly prime, because it can be changed into another prime (69140252371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34570126085 + 34570126086.

It is an arithmetic number, because the mean of its divisors is an integer number (34570126086).

Almost surely, 2^69140252171 is an apocalyptic number.

69140252171 is a deficient number, since it is larger than the sum of its proper divisors (1).

69140252171 is an equidigital number, since it uses as much as digits as its factorization.

69140252171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 38.

It can be divided in two parts, 6914025 and 2171, that added together give a palindrome (6916196).

The spelling of 69140252171 in words is "sixty-nine billion, one hundred forty million, two hundred fifty-two thousand, one hundred seventy-one".