220162620363649 has 4 divisors (see below), whose sum is σ = 224846931435264. Its totient is φ = 215478309292036.

The previous prime is 220162620363641. The next prime is 220162620363683. The reversal of 220162620363649 is 946363026261022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 220162620363649 - 2³ = 220162620363641 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220162620363596 and 220162620363605.

It is not an unprimeable number, because it can be changed into a prime (220162620363641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2342155535737 + ... + 2342155535830.

It is an arithmetic number, because the mean of its divisors is an integer number (56211732858816).

Almost surely, 2^{220162620363649} is an apocalyptic number.

It is an amenable number.

220162620363649 is a deficient number, since it is larger than the sum of its proper divisors (4684311071615).

220162620363649 is an equidigital number, since it uses as much as digits as its factorization.

220162620363649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4684311071614.

The product of its (nonzero) digits is 6718464, while the sum is 52.

The spelling of 220162620363649 in words is "two hundred twenty trillion, one hundred sixty-two billion, six hundred twenty million, three hundred sixty-three thousand, six hundred forty-nine".