220626700457 has 16 divisors (see below), whose sum is σ = 237738336000. Its totient is φ = 204069078864.

The previous prime is 220626700433. The next prime is 220626700487. The reversal of 220626700457 is 754007626022.

It is a cyclic number.

It is not a de Polignac number, because 220626700457 - 2¹⁸ = 220626438313 is a prime.

It is a super-2 number, since 2×220626700457² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (220626700487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1954094 + ... + 2063912.

It is an arithmetic number, because the mean of its divisors is an integer number (14858646000).

Almost surely, 2^220626700457 is an apocalyptic number.

It is an amenable number.

220626700457 is a deficient number, since it is larger than the sum of its proper divisors (17111635543).

220626700457 is a wasteful number, since it uses less digits than its factorization.

220626700457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112340.

The product of its (nonzero) digits is 282240, while the sum is 41.

The spelling of 220626700457 in words is "two hundred twenty billion, six hundred twenty-six million, seven hundred thousand, four hundred fifty-seven".