5675731638 has 8 divisors (see below), whose sum is σ = 11351463288. Its totient is φ = 1891910544.

The previous prime is 5675731631. The next prime is 5675731679. The reversal of 5675731638 is 8361375765.

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

5675731638 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5675731631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 472977631 + ... + 472977642.

It is an arithmetic number, because the mean of its divisors is an integer number (1418932911).

Almost surely, 2^5675731638 is an apocalyptic number.

5675731638 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.

5675731638 is a wasteful number, since it uses less digits than its factorization.

5675731638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945955278.

The product of its digits is 3175200, while the sum is 51.

The square root of 5675731638 is about 75337.4517620552. The cubic root of 5675731638 is about 1783.7772372538. Note that the first 3 decimals are identical.

The spelling of 5675731638 in words is "five billion, six hundred seventy-five million, seven hundred thirty-one thousand, six hundred thirty-eight".