2064143647434 has 64 divisors (see below), whose sum is σ = 4609085690880. Its totient is φ = 610850190720.

The previous prime is 2064143647427. The next prime is 2064143647459. The reversal of 2064143647434 is 4347463414602.

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, 17989654 + ... + 18104030.

It is an arithmetic number, because the mean of its divisors is an integer number (72016963920).

Almost surely, 2^{2064143647434} is an apocalyptic number.

2064143647434 is an abundant number, since it is smaller than the sum of its proper divisors (2544942043446).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2064143647434 is a wasteful number, since it uses less digits than its factorization.

2064143647434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120795.

The product of its (nonzero) digits is 4644864, while the sum is 48.

The spelling of 2064143647434 in words is "two trillion, sixty-four billion, one hundred forty-three million, six hundred forty-seven thousand, four hundred thirty-four".