646455244465162 has 64 divisors (see below), whose sum is σ = 1137803926250880. Its totient is φ = 272184990105600.

The previous prime is 646455244465127. The next prime is 646455244465187. The reversal of 646455244465162 is 261564442554646.

It is a junction number, because it is equal to n+sod(n) for n = 646455244465094 and 646455244465103.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16157962 + ... + 39420682.

It is an arithmetic number, because the mean of its divisors is an integer number (17778186347670).

Almost surely, 2^{646455244465162} is an apocalyptic number.

646455244465162 is a deficient number, since it is larger than the sum of its proper divisors (491348681785718).

646455244465162 is a wasteful number, since it uses less digits than its factorization.

646455244465162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23263927.

The product of its digits is 663552000, while the sum is 64.

The spelling of 646455244465162 in words is "six hundred forty-six trillion, four hundred fifty-five billion, two hundred forty-four million, four hundred sixty-five thousand, one hundred sixty-two".