67734037437671 has 4 divisors (see below), whose sum is σ = 73891677204744. Its totient is φ = 61576397670600.

The previous prime is 67734037437623. The next prime is 67734037437691. The reversal of 67734037437671 is 17673473043776.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 67734037437671 - 2⁶ = 67734037437607 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 67734037437598 and 67734037437607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67734037437691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3078819883520 + ... + 3078819883541.

It is an arithmetic number, because the mean of its divisors is an integer number (18472919301186).

Almost surely, 2^{67734037437671} is an apocalyptic number.

67734037437671 is a deficient number, since it is larger than the sum of its proper divisors (6157639767073).

67734037437671 is a wasteful number, since it uses less digits than its factorization.

67734037437671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6157639767072.

The product of its (nonzero) digits is 261382464, while the sum is 65.

The spelling of 67734037437671 in words is "sixty-seven trillion, seven hundred thirty-four billion, thirty-seven million, four hundred thirty-seven thousand, six hundred seventy-one".