67000406706737 has 6 divisors (see below), whose sum is σ = 77939248618098. Its totient is φ = 57428920034304.

The previous prime is 67000406706661. The next prime is 67000406706799. The reversal of 67000406706737 is 73760760400076.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 58404199045696 + 8596207661041 = 7642264^2 + 2931929^2 .

It is not a de Polignac number, because 67000406706737 - 2⁴⁰ = 65900895078961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (67000406702737) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 683677619408 + ... + 683677619505.

It is an arithmetic number, because the mean of its divisors is an integer number (12989874769683).

Almost surely, 2^{67000406706737} is an apocalyptic number.

It is an amenable number.

67000406706737 is a deficient number, since it is larger than the sum of its proper divisors (10938841911361).

67000406706737 is a wasteful number, since it uses less digits than its factorization.

67000406706737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1367355238927 (or 1367355238920 counting only the distinct ones).

The product of its (nonzero) digits is 6223392, while the sum is 53.

The spelling of 67000406706737 in words is "sixty-seven trillion, four hundred six million, seven hundred six thousand, seven hundred thirty-seven".