67223152137 has 4 divisors (see below), whose sum is σ = 89630869520. Its totient is φ = 44815434756.

The previous prime is 67223152121. The next prime is 67223152147. The reversal of 67223152137 is 73125132276.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 67223152137 - 2⁴ = 67223152121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 67223152095 and 67223152104.

It is not an unprimeable number, because it can be changed into a prime (67223152147) 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, 11203858687 + ... + 11203858692.

It is an arithmetic number, because the mean of its divisors is an integer number (22407717380).

Almost surely, 2^67223152137 is an apocalyptic number.

It is an amenable number.

67223152137 is a deficient number, since it is larger than the sum of its proper divisors (22407717383).

67223152137 is a wasteful number, since it uses less digits than its factorization.

67223152137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22407717382.

The product of its digits is 105840, while the sum is 39.

The spelling of 67223152137 in words is "sixty-seven billion, two hundred twenty-three million, one hundred fifty-two thousand, one hundred thirty-seven".