222466691357 has 4 divisors (see below), whose sum is σ = 222469279740. Its totient is φ = 222464102976.

The previous prime is 222466691339. The next prime is 222466691423. The reversal of 222466691357 is 753196664222.

It is a happy number.

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 78881777881 + 143584913476 = 280859^2 + 378926^2 .

It is a cyclic number.

It is not a de Polignac number, because 222466691357 - 2²⁸ = 222198255901 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222466691299 and 222466691308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222466691857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1160678 + ... + 1338695.

It is an arithmetic number, because the mean of its divisors is an integer number (55617319935).

Almost surely, 2^222466691357 is an apocalyptic number.

It is an amenable number.

222466691357 is a deficient number, since it is larger than the sum of its proper divisors (2588383).

222466691357 is an equidigital number, since it uses as much as digits as its factorization.

222466691357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2588382.

The product of its digits is 6531840, while the sum is 53.

The spelling of 222466691357 in words is "two hundred twenty-two billion, four hundred sixty-six million, six hundred ninety-one thousand, three hundred fifty-seven".