67381115004 has 72 divisors (see below), whose sum is σ = 203212902480. Its totient is φ = 19251745632.

The previous prime is 67381114993. The next prime is 67381115027. The reversal of 67381115004 is 40051118376.

67381115004 is a `hidden beast` number, since 6 + 7 + 38 + 111 + 500 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 67381115004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6361027 + ... + 6371610.

Almost surely, 2^67381115004 is an apocalyptic number.

It is an amenable number.

67381115004 is an abundant number, since it is smaller than the sum of its proper divisors (135831787476).

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

67381115004 is a wasteful number, since it uses less digits than its factorization.

67381115004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12732664 (or 12732649 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The spelling of 67381115004 in words is "sixty-seven billion, three hundred eighty-one million, one hundred fifteen thousand, four".