70179284858 has 4 divisors (see below), whose sum is σ = 105268927290. Its totient is φ = 35089642428.

The previous prime is 70179284821. The next prime is 70179284881. The reversal of 70179284858 is 85848297107.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85848297107 = 2683 ⋅31997129.

It can be written as a sum of positive squares in only one way, i.e., 70115332849 + 63952009 = 264793^2 + 7997^2 .

It is a junction number, because it is equal to n+sod(n) for n = 70179284797 and 70179284806.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17544821213 + ... + 17544821216.

Almost surely, 2^70179284858 is an apocalyptic number.

70179284858 is a deficient number, since it is larger than the sum of its proper divisors (35089642432).

70179284858 is a wasteful number, since it uses less digits than its factorization.

70179284858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35089642431.

The product of its (nonzero) digits is 9031680, while the sum is 59.

The spelling of 70179284858 in words is "seventy billion, one hundred seventy-nine million, two hundred eighty-four thousand, eight hundred fifty-eight".