4718943769969 has 45 divisors (see below), whose sum is σ = 5624886557745. Its totient is φ = 3957085360800.

The previous prime is 4718943769961. The next prime is 4718943770027. The reversal of 4718943769969 is 9699673498174.

The square root of 4718943769969 is 2172313.

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 842329306225 + 3876614463744 = 917785^2 + 1968912^2 .

It is not a de Polignac number, because 4718943769969 - 2³ = 4718943769961 is a prime.

It is a super-2 number, since 2×4718943769969² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4718943769892 and 4718943769901.

It is not an unprimeable number, because it can be changed into a prime (4718943769961) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 3417047659 + ... + 3417049039.

It is an arithmetic number, because the mean of its divisors is an integer number (124997479061).

Almost surely, 2^{4718943769969} is an apocalyptic number.

4718943769969 is the 2172313-rd square number.

4718943769969 is the 1086157-th centered octagonal number.

It is an amenable number.

4718943769969 is a deficient number, since it is larger than the sum of its proper divisors (905942787776).

4718943769969 is an frugal number, since it uses more digits than its factorization.

4718943769969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2832 (or 1405 counting only the distinct ones).

The product of its digits is 4444263936, while the sum is 82.

The spelling of 4718943769969 in words is "four trillion, seven hundred eighteen billion, nine hundred forty-three million, seven hundred sixty-nine thousand, nine hundred sixty-nine".