67731104140 has 48 divisors (see below), whose sum is σ = 162647654400. Its totient is φ = 23208806592.

The previous prime is 67731104071. The next prime is 67731104141. The reversal of 67731104140 is 4140113776.

It is a junction number, because it is equal to n+sod(n) for n = 67731104096 and 67731104105.

It is not an unprimeable number, because it can be changed into a prime (67731104141) 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 15 ways as a sum of consecutive naturals, for example, 108741 + ... + 383779.

It is an arithmetic number, because the mean of its divisors is an integer number (3388492800).

Almost surely, 2^67731104140 is an apocalyptic number.

It is an amenable number.

67731104140 is an abundant number, since it is smaller than the sum of its proper divisors (94916550260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67731104140 is a wasteful number, since it uses less digits than its factorization.

67731104140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276814 (or 276812 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 34.

The spelling of 67731104140 in words is "sixty-seven billion, seven hundred thirty-one million, one hundred four thousand, one hundred forty".