13271630738 has 8 divisors (see below), whose sum is σ = 19910540988. Its totient is φ = 6634783744.

The previous prime is 13271630717. The next prime is 13271630759. The reversal of 13271630738 is 83703617231.

It is an interprime number because it is at equal distance from previous prime (13271630717) and next prime (13271630759).

It can be written as a sum of positive squares in 2 ways, for example, as 11401327729 + 1870303009 = 106777^2 + 43247^2 .

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

It is a super-2 number, since 2×13271630738² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13271630695 and 13271630704.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 499631 + ... + 525522.

Almost surely, 2^13271630738 is an apocalyptic number.

13271630738 is a deficient number, since it is larger than the sum of its proper divisors (6638910250).

13271630738 is a wasteful number, since it uses less digits than its factorization.

13271630738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031628.

The product of its (nonzero) digits is 127008, while the sum is 41.

The spelling of 13271630738 in words is "thirteen billion, two hundred seventy-one million, six hundred thirty thousand, seven hundred thirty-eight".