4264402591849 has 3 divisors (see below), whose sum is σ = 4264404656893. Its totient is φ = 4264400526806.

The previous prime is 4264402591789. The next prime is 4264402591859. The reversal of 4264402591849 is 9481952044624.

The square root of 4264402591849 is 2065043.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 4264402591849 - 2⁷ = 4264402591721 is a prime.

It is a super-3 number, since 3×4264402591849³ (a number of 39 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4264402591793 and 4264402591802.

It is not an unprimeable number, because it can be changed into a prime (4264402591859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1032522 + ... + 3097564.

Almost surely, 2^{4264402591849} is an apocalyptic number.

4264402591849 is the 2065043-rd square number.

4264402591849 is the 1032522-nd centered octagonal number.

It is an amenable number.

4264402591849 is a deficient number, since it is larger than the sum of its proper divisors (2065044).

4264402591849 is an frugal number, since it uses more digits than its factorization.

4264402591849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4130086 (or 2065043 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 58.

The spelling of 4264402591849 in words is "four trillion, two hundred sixty-four billion, four hundred two million, five hundred ninety-one thousand, eight hundred forty-nine".