4243586497 has 4 divisors (see below), whose sum is σ = 4380476416. Its totient is φ = 4106696580.

The previous prime is 4243586489. The next prime is 4243586531. The reversal of 4243586497 is 7946853424.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4243586497 - 2³ = 4243586489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4243586447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68444913 + ... + 68444974.

It is an arithmetic number, because the mean of its divisors is an integer number (1095119104).

Almost surely, 2^4243586497 is an apocalyptic number.

It is an amenable number.

4243586497 is a deficient number, since it is larger than the sum of its proper divisors (136889919).

4243586497 is a wasteful number, since it uses less digits than its factorization.

4243586497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136889918.

The product of its digits is 5806080, while the sum is 52.

The square root of 4243586497 is about 65142.8161580385. The cubic root of 4243586497 is about 1618.9906959269.

The spelling of 4243586497 in words is "four billion, two hundred forty-three million, five hundred eighty-six thousand, four hundred ninety-seven".