72226124567 has 2 divisors, whose sum is σ = 72226124568. Its totient is φ = 72226124566.

The previous prime is 72226124561. The next prime is 72226124599. The reversal of 72226124567 is 76542162227.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-72226124567 is a prime.

It is a super-2 number, since 2×72226124567² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72226124561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36113062283 + 36113062284.

It is an arithmetic number, because the mean of its divisors is an integer number (36113062284).

Almost surely, 2^72226124567 is an apocalyptic number.

72226124567 is a deficient number, since it is larger than the sum of its proper divisors (1).

72226124567 is an equidigital number, since it uses as much as digits as its factorization.

72226124567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 44.

The spelling of 72226124567 in words is "seventy-two billion, two hundred twenty-six million, one hundred twenty-four thousand, five hundred sixty-seven".