67131870003 has 72 divisors (see below), whose sum is σ = 110819134608. Its totient is φ = 39099456000.

The previous prime is 67131869953. The next prime is 67131870007. The reversal of 67131870003 is 30007813176.

It is not a de Polignac number, because 67131870003 - 2⁸ = 67131869747 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 67131870003.

It is not an unprimeable number, because it can be changed into a prime (67131870007) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2980263 + ... + 3002703.

Almost surely, 2^67131870003 is an apocalyptic number.

67131870003 is a deficient number, since it is larger than the sum of its proper divisors (43687264605).

67131870003 is a wasteful number, since it uses less digits than its factorization.

67131870003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22577 (or 22563 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

It can be divided in two parts, 671318 and 70003, that added together give a square (741321 = 861²).

The spelling of 67131870003 in words is "sixty-seven billion, one hundred thirty-one million, eight hundred seventy thousand, three".