67985926000047 has 64 divisors (see below), whose sum is σ = 114812942745600. Its totient is φ = 39357312968160.

The previous prime is 67985926000037. The next prime is 67985926000079. The reversal of 67985926000047 is 74000062958976.

It is not a de Polignac number, because 67985926000047 - 2⁸ = 67985925999791 is a prime.

It is a super-2 number, since 2×67985926000047² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67985926000037) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2009623 + ... + 11832600.

It is an arithmetic number, because the mean of its divisors is an integer number (1793952230400).

Almost surely, 2^{67985926000047} is an apocalyptic number.

67985926000047 is a deficient number, since it is larger than the sum of its proper divisors (46827016745553).

67985926000047 is a wasteful number, since it uses less digits than its factorization.

67985926000047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13842985 (or 13842979 counting only the distinct ones).

The product of its (nonzero) digits is 45722880, while the sum is 63.

The spelling of 67985926000047 in words is "sixty-seven trillion, nine hundred eighty-five billion, nine hundred twenty-six million, forty-seven", and thus it is an aban number.