20660301158 has 16 divisors (see below), whose sum is σ = 35472756480. Its totient is φ = 8840640456.

The previous prime is 20660301143. The next prime is 20660301163. The reversal of 20660301158 is 85110306602.

It is a happy number.

It is a super-2 number, since 2×20660301158² (a number of 21 digits) contains 22 as substring.

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, 1138538 + ... + 1156541.

It is an arithmetic number, because the mean of its divisors is an integer number (2217047280).

Almost surely, 2^20660301158 is an apocalyptic number.

20660301158 is a deficient number, since it is larger than the sum of its proper divisors (14812455322).

20660301158 is a wasteful number, since it uses less digits than its factorization.

20660301158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2295731.

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 20660301158 in words is "twenty billion, six hundred sixty million, three hundred one thousand, one hundred fifty-eight".