70099701899 has 2 divisors, whose sum is σ = 70099701900. Its totient is φ = 70099701898.

The previous prime is 70099701857. The next prime is 70099701913. The reversal of 70099701899 is 99810799007.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70099701899 - 2¹² = 70099697803 is a prime.

It is not a weakly prime, because it can be changed into another prime (70099701809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35049850949 + 35049850950.

It is an arithmetic number, because the mean of its divisors is an integer number (35049850950).

Almost surely, 2^70099701899 is an apocalyptic number.

70099701899 is a deficient number, since it is larger than the sum of its proper divisors (1).

70099701899 is an equidigital number, since it uses as much as digits as its factorization.

70099701899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2571912, while the sum is 59.

The spelling of 70099701899 in words is "seventy billion, ninety-nine million, seven hundred one thousand, eight hundred ninety-nine".