70303814559169 has 9 divisors (see below), whose sum is σ = 70362229189833. Its totient is φ = 70245448404912.

The previous prime is 70303814559131. The next prime is 70303814559241. The reversal of 70303814559169 is 96195541830307.

It is a happy number.

The square root of 70303814559169 is 8384737.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 14121474201025 + 56182340358144 = 3757855^2 + 7495488^2 .

It is not a de Polignac number, because 70303814559169 - 2⁹ = 70303814558657 is a prime.

It is a super-2 number, since 2×70303814559169² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70303814556169) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 12987954907 + ... + 12987960319.

It is an arithmetic number, because the mean of its divisors is an integer number (7818025465537).

Almost surely, 2^{70303814559169} is an apocalyptic number.

70303814559169 is the 8384737-th square number.

70303814559169 is the 4192369-th centered octagonal number.

It is an amenable number.

70303814559169 is a deficient number, since it is larger than the sum of its proper divisors (58414630664).

70303814559169 is an frugal number, since it uses more digits than its factorization.

70303814559169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13924 (or 6962 counting only the distinct ones).

The product of its (nonzero) digits is 24494400, while the sum is 61.

The spelling of 70303814559169 in words is "seventy trillion, three hundred three billion, eight hundred fourteen million, five hundred fifty-nine thousand, one hundred sixty-nine".