70643200099 has 2 divisors, whose sum is σ = 70643200100. Its totient is φ = 70643200098.

The previous prime is 70643200057. The next prime is 70643200127. The reversal of 70643200099 is 99000234607.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70643200099 - 2⁹ = 70643199587 is a prime.

It is not a weakly prime, because it can be changed into another prime (70643200699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35321600049 + 35321600050.

It is an arithmetic number, because the mean of its divisors is an integer number (35321600050).

Almost surely, 2^70643200099 is an apocalyptic number.

70643200099 is a deficient number, since it is larger than the sum of its proper divisors (1).

70643200099 is an equidigital number, since it uses as much as digits as its factorization.

70643200099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 40.

The spelling of 70643200099 in words is "seventy billion, six hundred forty-three million, two hundred thousand, ninety-nine".