5475442638 has 8 divisors (see below), whose sum is σ = 10950885288. Its totient is φ = 1825147544.

The previous prime is 5475442633. The next prime is 5475442697. The reversal of 5475442638 is 8362445745.

It is a sphenic number, since it is the product of 3 distinct primes.

5475442638 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5475442633) by changing a digit.

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, 456286881 + ... + 456286892.

It is an arithmetic number, because the mean of its divisors is an integer number (1368860661).

Almost surely, 2^5475442638 is an apocalyptic number.

5475442638 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5475442638 is a wasteful number, since it uses less digits than its factorization.

5475442638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912573778.

The product of its digits is 3225600, while the sum is 48.

The square root of 5475442638 is about 73996.2339447083. The cubic root of 5475442638 is about 1762.5430950883.

The spelling of 5475442638 in words is "five billion, four hundred seventy-five million, four hundred forty-two thousand, six hundred thirty-eight".