434252672649 has 12 divisors (see below), whose sum is σ = 640599687936. Its totient is φ = 283342169112.

The previous prime is 434252672647. The next prime is 434252672681. The reversal of 434252672649 is 946276252434.

434252672649 is a `hidden beast` number, since 4 + 3 + 4 + 2 + 526 + 72 + 6 + 49 = 666.

It is not a de Polignac number, because 434252672649 - 2¹ = 434252672647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 434252672595 and 434252672604.

It is not an unprimeable number, because it can be changed into a prime (434252672647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 513300609 + ... + 513301454.

It is an arithmetic number, because the mean of its divisors is an integer number (53383307328).

Almost surely, 2^434252672649 is an apocalyptic number.

It is an amenable number.

434252672649 is a deficient number, since it is larger than the sum of its proper divisors (206347015287).

434252672649 is a wasteful number, since it uses less digits than its factorization.

434252672649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026602116 (or 1026602113 counting only the distinct ones).

The product of its digits is 17418240, while the sum is 54.

The spelling of 434252672649 in words is "four hundred thirty-four billion, two hundred fifty-two million, six hundred seventy-two thousand, six hundred forty-nine".