48820433642638 has 24 divisors (see below), whose sum is σ = 85503354165000. Its totient is φ = 20845262149488.

The previous prime is 48820433642627. The next prime is 48820433642683. The reversal of 48820433642638 is 83624633402884.

48820433642638 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×48820433642638³ (a number of 42 digits) contains 333 as substring.

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 11 ways as a sum of consecutive naturals, for example, 925935888 + ... + 925988611.

It is an arithmetic number, because the mean of its divisors is an integer number (3562639756875).

Almost surely, 2^{48820433642638} is an apocalyptic number.

48820433642638 is a deficient number, since it is larger than the sum of its proper divisors (36682920522362).

48820433642638 is a wasteful number, since it uses less digits than its factorization.

48820433642638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1851924784 (or 1851924777 counting only the distinct ones).

The product of its (nonzero) digits is 127401984, while the sum is 61.

The spelling of 48820433642638 in words is "forty-eight trillion, eight hundred twenty billion, four hundred thirty-three million, six hundred forty-two thousand, six hundred thirty-eight".