6742685905027 has 4 divisors (see below), whose sum is σ = 6745101775216. Its totient is φ = 6740270034840.

The previous prime is 6742685905003. The next prime is 6742685905069. The reversal of 6742685905027 is 7205095862476.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6742685905027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6742685909027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1207930908 + ... + 1207936489.

It is an arithmetic number, because the mean of its divisors is an integer number (1686275443804).

Almost surely, 2^{6742685905027} is an apocalyptic number.

6742685905027 is a deficient number, since it is larger than the sum of its proper divisors (2415870189).

6742685905027 is a wasteful number, since it uses less digits than its factorization.

6742685905027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2415870188.

The product of its (nonzero) digits is 50803200, while the sum is 61.

The spelling of 6742685905027 in words is "six trillion, seven hundred forty-two billion, six hundred eighty-five million, nine hundred five thousand, twenty-seven".