70000406699 has 2 divisors, whose sum is σ = 70000406700. Its totient is φ = 70000406698.

The previous prime is 70000406659. The next prime is 70000406719. The reversal of 70000406699 is 99660400007.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70000406699 - 2¹⁶ = 70000341163 is a prime.

It is not a weakly prime, because it can be changed into another prime (70000406629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35000203349 + 35000203350.

It is an arithmetic number, because the mean of its divisors is an integer number (35000203350).

Almost surely, 2^70000406699 is an apocalyptic number.

70000406699 is a deficient number, since it is larger than the sum of its proper divisors (1).

70000406699 is an equidigital number, since it uses as much as digits as its factorization.

70000406699 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 41.

The spelling of 70000406699 in words is "seventy billion, four hundred six thousand, six hundred ninety-nine".