27223062207720 has 32 divisors (see below), whose sum is σ = 81669186623520. Its totient is φ = 7259483255360.

The previous prime is 27223062207707. The next prime is 27223062207749. The reversal of 27223062207720 is 2770226032272.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113429425746 + ... + 113429425985.

It is an arithmetic number, because the mean of its divisors is an integer number (2552162081985).

Almost surely, 2^{27223062207720} is an apocalyptic number.

27223062207720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27223062207720 is an abundant number, since it is smaller than the sum of its proper divisors (54446124415800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27223062207720 is a wasteful number, since it uses less digits than its factorization.

27223062207720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226858851745 (or 226858851741 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 42.

Adding to 27223062207720 its reverse (2770226032272), we get a palindrome (29993288239992).

The spelling of 27223062207720 in words is "twenty-seven trillion, two hundred twenty-three billion, sixty-two million, two hundred seven thousand, seven hundred twenty".