478938096136 has 16 divisors (see below), whose sum is σ = 898749269100. Its totient is φ = 239271624384.

The previous prime is 478938096107. The next prime is 478938096149. The reversal of 478938096136 is 631690839874.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 476522373636 + 2415722500 = 690306^2 + 49150^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 24667651 + ... + 24687058.

Almost surely, 2^478938096136 is an apocalyptic number.

It is an amenable number.

478938096136 is a deficient number, since it is larger than the sum of its proper divisors (419811172964).

478938096136 is a wasteful number, since it uses less digits than its factorization.

478938096136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49355928 (or 49355924 counting only the distinct ones).

The product of its (nonzero) digits is 47029248, while the sum is 64.

The spelling of 478938096136 in words is "four hundred seventy-eight billion, nine hundred thirty-eight million, ninety-six thousand, one hundred thirty-six".