704031572138 has 8 divisors (see below), whose sum is σ = 1056078951588. Its totient is φ = 352005254944.

The previous prime is 704031572131. The next prime is 704031572219. The reversal of 704031572138 is 831275130407.

It can be written as a sum of positive squares in 2 ways, for example, as 700992586009 + 3038986129 = 837253^2 + 55127^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 704031572095 and 704031572104.

It is not an unprimeable number, because it can be changed into a prime (704031572131) 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, 5181731 + ... + 5315862.

Almost surely, 2^704031572138 is an apocalyptic number.

704031572138 is a deficient number, since it is larger than the sum of its proper divisors (352047379450).

704031572138 is a wasteful number, since it uses less digits than its factorization.

704031572138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10531128.

The product of its (nonzero) digits is 141120, while the sum is 41.

The spelling of 704031572138 in words is "seven hundred four billion, thirty-one million, five hundred seventy-two thousand, one hundred thirty-eight".