70893980947 has 2 divisors, whose sum is σ = 70893980948. Its totient is φ = 70893980946.

The previous prime is 70893980939. The next prime is 70893980981. The reversal of 70893980947 is 74908939807.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70893980947 - 2³ = 70893980939 is a prime.

It is not a weakly prime, because it can be changed into another prime (70893980447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35446990473 + 35446990474.

It is an arithmetic number, because the mean of its divisors is an integer number (35446990474).

Almost surely, 2^70893980947 is an apocalyptic number.

70893980947 is a deficient number, since it is larger than the sum of its proper divisors (1).

70893980947 is an equidigital number, since it uses as much as digits as its factorization.

70893980947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27433728, while the sum is 64.

The spelling of 70893980947 in words is "seventy billion, eight hundred ninety-three million, nine hundred eighty thousand, nine hundred forty-seven".