67374444044 has 24 divisors (see below), whose sum is σ = 118355662320. Its totient is φ = 33558634944.

The previous prime is 67374444041. The next prime is 67374444079. The reversal of 67374444044 is 44044447376.

It is a happy number.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 67374444044.

It is not an unprimeable number, because it can be changed into a prime (67374444041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3274862 + ... + 3295370.

It is an arithmetic number, because the mean of its divisors is an integer number (4931485930).

Almost surely, 2^67374444044 is an apocalyptic number.

It is an amenable number.

67374444044 is a deficient number, since it is larger than the sum of its proper divisors (50981218276).

67374444044 is a wasteful number, since it uses less digits than its factorization.

67374444044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23609 (or 23607 counting only the distinct ones).

The product of its (nonzero) digits is 3612672, while the sum is 47.

The spelling of 67374444044 in words is "sixty-seven billion, three hundred seventy-four million, four hundred forty-four thousand, forty-four".