3197812872507 has 32 divisors (see below), whose sum is σ = 4673580975360. Its totient is φ = 1928828382720.

The previous prime is 3197812872497. The next prime is 3197812872547. The reversal of 3197812872507 is 7052782187913.

It is not a de Polignac number, because 3197812872507 - 2¹¹ = 3197812870459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3197812872547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7343623 + ... + 7766879.

It is an arithmetic number, because the mean of its divisors is an integer number (146049405480).

Almost surely, 2^{3197812872507} is an apocalyptic number.

3197812872507 is a deficient number, since it is larger than the sum of its proper divisors (1475768102853).

3197812872507 is a wasteful number, since it uses less digits than its factorization.

3197812872507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424363.

The product of its (nonzero) digits is 11854080, while the sum is 60.

The spelling of 3197812872507 in words is "three trillion, one hundred ninety-seven billion, eight hundred twelve million, eight hundred seventy-two thousand, five hundred seven".