2146344658 has 16 divisors (see below), whose sum is σ = 3279968640. Its totient is φ = 1053104400.

The previous prime is 2146344647. The next prime is 2146344691. The reversal of 2146344658 is 8564436412.

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, 32173 + ... + 72991.

It is an arithmetic number, because the mean of its divisors is an integer number (204998040).

Almost surely, 2^2146344658 is an apocalyptic number.

2146344658 is a deficient number, since it is larger than the sum of its proper divisors (1133623982).

2146344658 is a wasteful number, since it uses less digits than its factorization.

2146344658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41313.

The product of its digits is 552960, while the sum is 43.

The square root of 2146344658 is about 46328.6591431265. The cubic root of 2146344658 is about 1289.9310216908.

The spelling of 2146344658 in words is "two billion, one hundred forty-six million, three hundred forty-four thousand, six hundred fifty-eight".