67553828911 has 4 divisors (see below), whose sum is σ = 69124848232. Its totient is φ = 65982809592.

The previous prime is 67553828893. The next prime is 67553828921. The reversal of 67553828911 is 11982835576.

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

It is not a de Polignac number, because 67553828911 - 2⁵ = 67553828879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67553828921) 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 3 ways as a sum of consecutive naturals, for example, 785509596 + ... + 785509681.

It is an arithmetic number, because the mean of its divisors is an integer number (17281212058).

Almost surely, 2^67553828911 is an apocalyptic number.

67553828911 is a deficient number, since it is larger than the sum of its proper divisors (1571019321).

67553828911 is a wasteful number, since it uses less digits than its factorization.

67553828911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1571019320.

The product of its digits is 3628800, while the sum is 55.

The spelling of 67553828911 in words is "sixty-seven billion, five hundred fifty-three million, eight hundred twenty-eight thousand, nine hundred eleven".