70891316558 has 8 divisors (see below), whose sum is σ = 106338584352. Its totient is φ = 35445121776.

The previous prime is 70891316521. The next prime is 70891316563. The reversal of 70891316558 is 85561319807.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75335 + ... + 384002.

It is an arithmetic number, because the mean of its divisors is an integer number (13292323044).

Almost surely, 2^70891316558 is an apocalyptic number.

70891316558 is a deficient number, since it is larger than the sum of its proper divisors (35447267794).

70891316558 is a wasteful number, since it uses less digits than its factorization.

70891316558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536506.

The product of its (nonzero) digits is 1814400, while the sum is 53.

The spelling of 70891316558 in words is "seventy billion, eight hundred ninety-one million, three hundred sixteen thousand, five hundred fifty-eight".