88340642539 has 2 divisors, whose sum is σ = 88340642540. Its totient is φ = 88340642538.

The previous prime is 88340642473. The next prime is 88340642561. The reversal of 88340642539 is 93524604388.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 88340642539 - 2¹¹ = 88340640491 is a prime.

It is not a weakly prime, because it can be changed into another prime (88340642939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44170321269 + 44170321270.

It is an arithmetic number, because the mean of its divisors is an integer number (44170321270).

Almost surely, 2^88340642539 is an apocalyptic number.

88340642539 is a deficient number, since it is larger than the sum of its proper divisors (1).

88340642539 is an equidigital number, since it uses as much as digits as its factorization.

88340642539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4976640, while the sum is 52.

The spelling of 88340642539 in words is "eighty-eight billion, three hundred forty million, six hundred forty-two thousand, five hundred thirty-nine".