220157445 has 8 divisors (see below), whose sum is σ = 352251936. Its totient is φ = 117417296.

The previous prime is 220157423. The next prime is 220157459. The reversal of 220157445 is 544751022.

220157445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 220157445 - 2⁷ = 220157317 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7338567 + ... + 7338596.

It is an arithmetic number, because the mean of its divisors is an integer number (44031492).

Almost surely, 2^220157445 is an apocalyptic number.

It is an amenable number.

220157445 is a deficient number, since it is larger than the sum of its proper divisors (132094491).

220157445 is a wasteful number, since it uses less digits than its factorization.

220157445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14677171.

The product of its (nonzero) digits is 11200, while the sum is 30.

The square root of 220157445 is about 14837.7034948135. The cubic root of 220157445 is about 603.8250492889.

The spelling of 220157445 in words is "two hundred twenty million, one hundred fifty-seven thousand, four hundred forty-five".