88693947499 has 2 divisors, whose sum is σ = 88693947500. Its totient is φ = 88693947498.

The previous prime is 88693947457. The next prime is 88693947539. The reversal of 88693947499 is 99474939688.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 88693947499 - 2¹³ = 88693939307 is a prime.

It is not a weakly prime, because it can be changed into another prime (88693947439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44346973749 + 44346973750.

It is an arithmetic number, because the mean of its divisors is an integer number (44346973750).

Almost surely, 2^88693947499 is an apocalyptic number.

88693947499 is a deficient number, since it is larger than the sum of its proper divisors (1).

88693947499 is an equidigital number, since it uses as much as digits as its factorization.

88693947499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 846526464, while the sum is 76.

The spelling of 88693947499 in words is "eighty-eight billion, six hundred ninety-three million, nine hundred forty-seven thousand, four hundred ninety-nine".