18953135306 has 16 divisors (see below), whose sum is σ = 33182390016. Its totient is φ = 7949947056.

The previous prime is 18953135273. The next prime is 18953135317. The reversal of 18953135306 is 60353135981.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 14401421 + ... + 14402736.

It is an arithmetic number, because the mean of its divisors is an integer number (2073899376).

Almost surely, 2^18953135306 is an apocalyptic number.

18953135306 is a deficient number, since it is larger than the sum of its proper divisors (14229254710).

18953135306 is a wasteful number, since it uses less digits than its factorization.

18953135306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28804213.

The product of its (nonzero) digits is 291600, while the sum is 44.

The spelling of 18953135306 in words is "eighteen billion, nine hundred fifty-three million, one hundred thirty-five thousand, three hundred six".