4253918625009 has 27 divisors (see below), whose sum is σ = 6380804346553. Its totient is φ = 2835834374844.

The previous prime is 4253918625007. The next prime is 4253918625079. The reversal of 4253918625009 is 9005268193524.

The square root of 4253918625009 is 2062503.

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

4253918625009 is a `hidden beast` number, since 4 + 2 + 5 + 3 + 9 + 1 + 8 + 625 + 0 + 0 + 9 = 666.

It is a tau number, because it is divible by the number of its divisors (27).

It is not a de Polignac number, because 4253918625009 - 2¹ = 4253918625007 is a prime.

It is a super-2 number, since 2×4253918625009² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4253918625007) 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, 167050012 + ... + 167075474.

Almost surely, 2^{4253918625009} is an apocalyptic number.

4253918625009 is the 2062503-rd square number.

4253918625009 is the 1031252-nd centered octagonal number.

It is an amenable number.

4253918625009 is a deficient number, since it is larger than the sum of its proper divisors (2126885721544).

4253918625009 is an frugal number, since it uses more digits than its factorization.

4253918625009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50950 (or 25466 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 54.

The spelling of 4253918625009 in words is "four trillion, two hundred fifty-three billion, nine hundred eighteen million, six hundred twenty-five thousand, nine".