64632953167406 has 16 divisors (see below), whose sum is σ = 108007322270400. Its totient is φ = 28801952604768.

The previous prime is 64632953167381. The next prime is 64632953167417. The reversal of 64632953167406 is 60476135923646.

64632953167406 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 42860047766 + ... + 42860049273.

It is an arithmetic number, because the mean of its divisors is an integer number (6750457641900).

Almost surely, 2^{64632953167406} is an apocalyptic number.

64632953167406 is a deficient number, since it is larger than the sum of its proper divisors (43374369102994).

64632953167406 is a wasteful number, since it uses less digits than its factorization.

64632953167406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85720097083.

The product of its (nonzero) digits is 117573120, while the sum is 62.

The spelling of 64632953167406 in words is "sixty-four trillion, six hundred thirty-two billion, nine hundred fifty-three million, one hundred sixty-seven thousand, four hundred six".