70898398017 has 32 divisors (see below), whose sum is σ = 101971560960. Its totient is φ = 43652563200.

The previous prime is 70898398009. The next prime is 70898398031. The reversal of 70898398017 is 71089389807.

It is not a de Polignac number, because 70898398017 - 2³ = 70898398009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70898399017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1673142 + ... + 1714992.

It is an arithmetic number, because the mean of its divisors is an integer number (3186611280).

Almost surely, 2^70898398017 is an apocalyptic number.

It is an amenable number.

70898398017 is a deficient number, since it is larger than the sum of its proper divisors (31073162943).

70898398017 is a wasteful number, since it uses less digits than its factorization.

70898398017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42493.

The product of its (nonzero) digits is 6096384, while the sum is 60.

The spelling of 70898398017 in words is "seventy billion, eight hundred ninety-eight million, three hundred ninety-eight thousand, seventeen".