438465101564834 has 16 divisors (see below), whose sum is σ = 673894764861696. Its totient is φ = 213835984807200.

The previous prime is 438465101564767. The next prime is 438465101564839.

438465101564834 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (438465101564839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 617525402 + ... + 618235029.

It is an arithmetic number, because the mean of its divisors is an integer number (42118422803856).

Almost surely, 2^{438465101564834} is an apocalyptic number.

438465101564834 is a deficient number, since it is larger than the sum of its proper divisors (235429663296862).

438465101564834 is a wasteful number, since it uses less digits than its factorization.

438465101564834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235764801.

The product of its (nonzero) digits is 132710400, while the sum is 62.

The spelling of 438465101564834 in words is "four hundred thirty-eight trillion, four hundred sixty-five billion, one hundred one million, five hundred sixty-four thousand, eight hundred thirty-four".