67090538511 has 6 divisors (see below), whose sum is σ = 96908555640. Its totient is φ = 44727025668.

The previous prime is 67090538497. The next prime is 67090538521. The reversal of 67090538511 is 11583509076.

It is a happy number.

67090538511 is a `hidden beast` number, since 67 + 0 + 9 + 0 + 538 + 51 + 1 = 666.

It is not a de Polignac number, because 67090538511 - 2⁵ = 67090538479 is a prime.

It is a super-2 number, since 2×67090538511² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67090538521) 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 5 ways as a sum of consecutive naturals, for example, 3727252131 + ... + 3727252148.

It is an arithmetic number, because the mean of its divisors is an integer number (16151425940).

Almost surely, 2^67090538511 is an apocalyptic number.

67090538511 is a deficient number, since it is larger than the sum of its proper divisors (29818017129).

67090538511 is a wasteful number, since it uses less digits than its factorization.

67090538511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7454504285 (or 7454504282 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 45.

The spelling of 67090538511 in words is "sixty-seven billion, ninety million, five hundred thirty-eight thousand, five hundred eleven".