664134333414 has 24 divisors (see below), whose sum is σ = 1359877029912. Its totient is φ = 216229779360.

The previous prime is 664134333413. The next prime is 664134333433. The reversal of 664134333414 is 414333431466.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (664134333413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29921047 + ... + 29943234.

It is an arithmetic number, because the mean of its divisors is an integer number (56661542913).

Almost surely, 2^664134333414 is an apocalyptic number.

664134333414 is an abundant number, since it is smaller than the sum of its proper divisors (695742696498).

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

664134333414 is a wasteful number, since it uses less digits than its factorization.

664134333414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59864372 (or 59864329 counting only the distinct ones).

The product of its digits is 746496, while the sum is 42.

The spelling of 664134333414 in words is "six hundred sixty-four billion, one hundred thirty-four million, three hundred thirty-three thousand, four hundred fourteen".