6465320422 has 32 divisors (see below), whose sum is σ = 11475190944. Its totient is φ = 2698444800.

The previous prime is 6465320387. The next prime is 6465320453. The reversal of 6465320422 is 2240235646.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195483 + ... + 226150.

It is an arithmetic number, because the mean of its divisors is an integer number (358599717).

Almost surely, 2^6465320422 is an apocalyptic number.

6465320422 is a deficient number, since it is larger than the sum of its proper divisors (5009870522).

6465320422 is a wasteful number, since it uses less digits than its factorization.

6465320422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421704.

The product of its (nonzero) digits is 69120, while the sum is 34.

The square root of 6465320422 is about 80407.2162308832. The cubic root of 6465320422 is about 1862.9306347871.

The spelling of 6465320422 in words is "six billion, four hundred sixty-five million, three hundred twenty thousand, four hundred twenty-two".