48506521678 has 4 divisors (see below), whose sum is σ = 72759782520. Its totient is φ = 24253260838.

The previous prime is 48506521643. The next prime is 48506521681. The reversal of 48506521678 is 87612560584.

It is a happy number.

48506521678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12126630418 + ... + 12126630421.

It is an arithmetic number, because the mean of its divisors is an integer number (18189945630).

Almost surely, 2^48506521678 is an apocalyptic number.

48506521678 is a deficient number, since it is larger than the sum of its proper divisors (24253260842).

48506521678 is a wasteful number, since it uses less digits than its factorization.

48506521678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24253260841.

The product of its (nonzero) digits is 3225600, while the sum is 52.

The spelling of 48506521678 in words is "forty-eight billion, five hundred six million, five hundred twenty-one thousand, six hundred seventy-eight".