67719541941 has 8 divisors (see below), whose sum is σ = 100325247360. Its totient is φ = 45146361276.

The previous prime is 67719541933. The next prime is 67719541957. The reversal of 67719541941 is 14914591776.

It is a happy number.

67719541941 is a `hidden beast` number, since 6 + 7 + 7 + 1 + 9 + 541 + 94 + 1 = 666.

It is not a de Polignac number, because 67719541941 - 2³ = 67719541933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67719541931) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1254065565 + ... + 1254065618.

It is an arithmetic number, because the mean of its divisors is an integer number (12540655920).

Almost surely, 2^67719541941 is an apocalyptic number.

It is an amenable number.

67719541941 is a deficient number, since it is larger than the sum of its proper divisors (32605705419).

67719541941 is a wasteful number, since it uses less digits than its factorization.

67719541941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2508131192 (or 2508131186 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 54.

The spelling of 67719541941 in words is "sixty-seven billion, seven hundred nineteen million, five hundred forty-one thousand, nine hundred forty-one".