70446869450 has 12 divisors (see below), whose sum is σ = 131031177270. Its totient is φ = 28178747760.

The previous prime is 70446869447. The next prime is 70446869497. The reversal of 70446869450 is 5496864407.

It can be written as a sum of positive squares in 3 ways, for example, as 36766912009 + 33679957441 = 191747^2 + 183521^2 .

It is a super-2 number, since 2×70446869450² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 70446869392 and 70446869401.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 704468645 + ... + 704468744.

Almost surely, 2^70446869450 is an apocalyptic number.

70446869450 is a deficient number, since it is larger than the sum of its proper divisors (60584307820).

70446869450 is a wasteful number, since it uses less digits than its factorization.

70446869450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1408937401 (or 1408937396 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 70446869450 in words is "seventy billion, four hundred forty-six million, eight hundred sixty-nine thousand, four hundred fifty".