4469569457 has 4 divisors (see below), whose sum is σ = 4469826036. Its totient is φ = 4469312880.

The previous prime is 4469569441. The next prime is 4469569469. The reversal of 4469569457 is 7549659644.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1485023296 + 2984546161 = 38536^2 + 54631^2 .

It is a cyclic number.

It is not a de Polignac number, because 4469569457 - 2⁴ = 4469569441 is a prime.

It is a super-2 number, since 2×4469569457² = 39954102261894549698, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4469569396 and 4469569405.

It is not an unprimeable number, because it can be changed into a prime (4469569487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100094 + ... + 137687.

It is an arithmetic number, because the mean of its divisors is an integer number (1117456509).

Almost surely, 2^4469569457 is an apocalyptic number.

It is an amenable number.

4469569457 is a deficient number, since it is larger than the sum of its proper divisors (256579).

4469569457 is a wasteful number, since it uses less digits than its factorization.

4469569457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256578.

The product of its digits is 32659200, while the sum is 59.

The square root of 4469569457 is about 66854.8386954901. The cubic root of 4469569457 is about 1647.2337434834.

The spelling of 4469569457 in words is "four billion, four hundred sixty-nine million, five hundred sixty-nine thousand, four hundred fifty-seven".