220355627851 has 2 divisors, whose sum is σ = 220355627852. Its totient is φ = 220355627850.

The previous prime is 220355627839. The next prime is 220355627873. The reversal of 220355627851 is 158726553022.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220355627851 is a prime.

It is not a weakly prime, because it can be changed into another prime (220355627251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110177813925 + 110177813926.

It is an arithmetic number, because the mean of its divisors is an integer number (110177813926).

Almost surely, 2^220355627851 is an apocalyptic number.

220355627851 is a deficient number, since it is larger than the sum of its proper divisors (1).

220355627851 is an equidigital number, since it uses as much as digits as its factorization.

220355627851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008000, while the sum is 46.

The spelling of 220355627851 in words is "two hundred twenty billion, three hundred fifty-five million, six hundred twenty-seven thousand, eight hundred fifty-one".