220774395146 has 8 divisors (see below), whose sum is σ = 333193259424. Its totient is φ = 109709975340.

The previous prime is 220774395103. The next prime is 220774395157. The reversal of 220774395146 is 641593477022.

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

It is a super-2 number, since 2×220774395146² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 220774395094 and 220774395103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 338610710 + ... + 338611361.

It is an arithmetic number, because the mean of its divisors is an integer number (41649157428).

Almost surely, 2^220774395146 is an apocalyptic number.

220774395146 is a deficient number, since it is larger than the sum of its proper divisors (112418864278).

220774395146 is a wasteful number, since it uses less digits than its factorization.

220774395146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677222236.

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 220774395146 in words is "two hundred twenty billion, seven hundred seventy-four million, three hundred ninety-five thousand, one hundred forty-six".