67090767935105 has 4 divisors (see below), whose sum is σ = 80508921522132. Its totient is φ = 53672614348080.

The previous prime is 67090767935101. The next prime is 67090767935119. The reversal of 67090767935105 is 50153976709076.

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

It can be written as a sum of positive squares in 2 ways, for example, as 25834001936656 + 41256765998449 = 5082716^2 + 6423143^2 .

It is not a de Polignac number, because 67090767935105 - 2² = 67090767935101 is a prime.

It is a super-2 number, since 2×67090767935105² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67090767935101) 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, 6709076793506 + ... + 6709076793515.

It is an arithmetic number, because the mean of its divisors is an integer number (20127230380533).

Almost surely, 2^{67090767935105} is an apocalyptic number.

It is an amenable number.

67090767935105 is a deficient number, since it is larger than the sum of its proper divisors (13418153587027).

67090767935105 is a wasteful number, since it uses less digits than its factorization.

67090767935105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13418153587026.

The product of its (nonzero) digits is 75014100, while the sum is 65.

The spelling of 67090767935105 in words is "sixty-seven trillion, ninety billion, seven hundred sixty-seven million, nine hundred thirty-five thousand, one hundred five".