3196207386436 has 9 divisors (see below), whose sum is σ = 5593369183549. Its totient is φ = 1598101905424.

The previous prime is 3196207386431. The next prime is 3196207386487. The reversal of 3196207386436 is 6346837026913.

The square root of 3196207386436 is 1787794.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1608812100 + 3194598574336 = 40110^2 + 1787344^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3196207386431) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3128640 + ... + 4022536.

Almost surely, 2^{3196207386436} is an apocalyptic number.

3196207386436 is the 1787794-th square number.

It is an amenable number.

3196207386436 is a deficient number, since it is larger than the sum of its proper divisors (2397161797113).

3196207386436 is an frugal number, since it uses more digits than its factorization.

3196207386436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1787798 (or 893899 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 58.

The spelling of 3196207386436 in words is "three trillion, one hundred ninety-six billion, two hundred seven million, three hundred eighty-six thousand, four hundred thirty-six".