220142768 has 10 divisors (see below), whose sum is σ = 426526644. Its totient is φ = 110071376.

The previous prime is 220142753. The next prime is 220142773. The reversal of 220142768 is 867241022.

220142768 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6879446 + ... + 6879477.

Almost surely, 2^220142768 is an apocalyptic number.

It is an amenable number.

220142768 is a deficient number, since it is larger than the sum of its proper divisors (206383876).

220142768 is a wasteful number, since it uses less digits than its factorization.

220142768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13758931 (or 13758925 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 220142768 is about 14837.2089019465. The cubic root of 220142768 is about 603.8116308053.

The spelling of 220142768 in words is "two hundred twenty million, one hundred forty-two thousand, seven hundred sixty-eight".