70071246914449 has 27 divisors (see below), whose sum is σ = 77322335326299. Its totient is φ = 63452435397120.

The previous prime is 70071246914443. The next prime is 70071246914467. The reversal of 70071246914449 is 94441964217007.

The square root of 70071246914449 is 8370857.

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

It can be written as a sum of positive squares in only one way, i.e., 2530463292049 + 67540783622400 = 1590743^2 + 8218320^2 .

It is not a de Polignac number, because 70071246914449 - 2²¹ = 70071244817297 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 70071246914393 and 70071246914402.

It is not an unprimeable number, because it can be changed into a prime (70071246914443) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 26058476497 + ... + 26058479185.

Almost surely, 2^{70071246914449} is an apocalyptic number.

70071246914449 is the 8370857-th square number.

70071246914449 is the 4185429-th centered octagonal number.

It is an amenable number.

70071246914449 is a deficient number, since it is larger than the sum of its proper divisors (7251088411850).

70071246914449 is an frugal number, since it uses more digits than its factorization.

70071246914449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5966 (or 2983 counting only the distinct ones).

The product of its (nonzero) digits is 12192768, while the sum is 58.

The spelling of 70071246914449 in words is "seventy trillion, seventy-one billion, two hundred forty-six million, nine hundred fourteen thousand, four hundred forty-nine".