70983998417 has 2 divisors, whose sum is σ = 70983998418. Its totient is φ = 70983998416.

The previous prime is 70983998381. The next prime is 70983998443. The reversal of 70983998417 is 71489938907.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69679632961 + 1304365456 = 263969^2 + 36116^2 .

It is a cyclic number.

It is not a de Polignac number, because 70983998417 - 2¹⁴ = 70983982033 is a prime.

It is not a weakly prime, because it can be changed into another prime (70983908417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35491999208 + 35491999209.

It is an arithmetic number, because the mean of its divisors is an integer number (35491999209).

Almost surely, 2^70983998417 is an apocalyptic number.

It is an amenable number.

70983998417 is a deficient number, since it is larger than the sum of its proper divisors (1).

70983998417 is an equidigital number, since it uses as much as digits as its factorization.

70983998417 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 65.

The spelling of 70983998417 in words is "seventy billion, nine hundred eighty-three million, nine hundred ninety-eight thousand, four hundred seventeen".