6442604135 has 8 divisors (see below), whose sum is σ = 8433954576. Its totient is φ = 4685530240.

The previous prime is 6442604131. The next prime is 6442604149. The reversal of 6442604135 is 5314062446.

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

It is not a de Polignac number, because 6442604135 - 2² = 6442604131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6442604095 and 6442604104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6442604131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58569074 + ... + 58569183.

It is an arithmetic number, because the mean of its divisors is an integer number (1054244322).

Almost surely, 2^6442604135 is an apocalyptic number.

6442604135 is a deficient number, since it is larger than the sum of its proper divisors (1991350441).

6442604135 is a wasteful number, since it uses less digits than its factorization.

6442604135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117138273.

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 6442604135 is about 80265.8341699630. The cubic root of 6442604135 is about 1860.7462353322.

The spelling of 6442604135 in words is "six billion, four hundred forty-two million, six hundred four thousand, one hundred thirty-five".