220795766351 has 8 divisors (see below), whose sum is σ = 222950651040. Its totient is φ = 218641097952.

The previous prime is 220795766311. The next prime is 220795766381. The reversal of 220795766351 is 153667597022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220795766351 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220795766293 and 220795766302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220795766311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2656541 + ... + 2738393.

It is an arithmetic number, because the mean of its divisors is an integer number (27868831380).

Almost surely, 2^220795766351 is an apocalyptic number.

220795766351 is a deficient number, since it is larger than the sum of its proper divisors (2154884689).

220795766351 is a wasteful number, since it uses less digits than its factorization.

220795766351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108145.

The product of its (nonzero) digits is 4762800, while the sum is 53.

The spelling of 220795766351 in words is "two hundred twenty billion, seven hundred ninety-five million, seven hundred sixty-six thousand, three hundred fifty-one".