6442603598 has 8 divisors (see below), whose sum is σ = 9666501240. Its totient is φ = 3220436520.

The previous prime is 6442603591. The next prime is 6442603603. The reversal of 6442603598 is 8953062446.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×6442603598² = 83014282241925091208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6442603591) 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, 423293 + ... + 438248.

It is an arithmetic number, because the mean of its divisors is an integer number (1208312655).

Almost surely, 2^6442603598 is an apocalyptic number.

6442603598 is a deficient number, since it is larger than the sum of its proper divisors (3223897642).

6442603598 is a wasteful number, since it uses less digits than its factorization.

6442603598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865282.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The square root of 6442603598 is about 80265.8308248286. The cubic root of 6442603598 is about 1860.7461836336.

The spelling of 6442603598 in words is "six billion, four hundred forty-two million, six hundred three thousand, five hundred ninety-eight".