347475804638 has 32 divisors (see below), whose sum is σ = 567051360480. Its totient is φ = 159052400640.

The previous prime is 347475804593. The next prime is 347475804649. The reversal of 347475804638 is 836408574743.

It is a super-2 number, since 2×347475804638² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140753 + ... + 845436.

It is an arithmetic number, because the mean of its divisors is an integer number (17720355015).

Almost surely, 2^347475804638 is an apocalyptic number.

347475804638 is a deficient number, since it is larger than the sum of its proper divisors (219575555842).

347475804638 is a wasteful number, since it uses less digits than its factorization.

347475804638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986492.

The product of its (nonzero) digits is 54190080, while the sum is 59.

It can be divided in two parts, 34747 and 5804638, that added together give a palindrome (5839385).

The spelling of 347475804638 in words is "three hundred forty-seven billion, four hundred seventy-five million, eight hundred four thousand, six hundred thirty-eight".