6465424245646 has 16 divisors (see below), whose sum is σ = 9842974324560. Its totient is φ = 3184433683200.

The previous prime is 6465424245629. The next prime is 6465424245659.

6465424245646 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28549950 + ... + 28775518.

It is an arithmetic number, because the mean of its divisors is an integer number (615185895285).

Almost surely, 2^{6465424245646} is an apocalyptic number.

6465424245646 is a deficient number, since it is larger than the sum of its proper divisors (3377550078914).

6465424245646 is a wasteful number, since it uses less digits than its factorization.

6465424245646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439539.

The product of its digits is 132710400, while the sum is 58.

The spelling of 6465424245646 in words is "six trillion, four hundred sixty-five billion, four hundred twenty-four million, two hundred forty-five thousand, six hundred forty-six".