99634290739 has 2 divisors, whose sum is σ = 99634290740. Its totient is φ = 99634290738.

The previous prime is 99634290689. The next prime is 99634290793. The reversal of 99634290739 is 93709243699.

Together with next prime (99634290793) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 99634290739 - 2⁷ = 99634290611 is a prime.

It is a super-2 number, since 2×99634290739² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (99634290799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49817145369 + 49817145370.

It is an arithmetic number, because the mean of its divisors is an integer number (49817145370).

Almost surely, 2^99634290739 is an apocalyptic number.

99634290739 is a deficient number, since it is larger than the sum of its proper divisors (1).

99634290739 is an equidigital number, since it uses as much as digits as its factorization.

99634290739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19840464, while the sum is 61.

The spelling of 99634290739 in words is "ninety-nine billion, six hundred thirty-four million, two hundred ninety thousand, seven hundred thirty-nine".