201013439999 has 16 divisors (see below), whose sum is σ = 211575719520. Its totient is φ = 190707686400.

The previous prime is 201013439993. The next prime is 201013440013. The reversal of 201013439999 is 999934310102.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201013439999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201013439993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 650147 + ... + 908139.

It is an arithmetic number, because the mean of its divisors is an integer number (13223482470).

Almost surely, 2^201013439999 is an apocalyptic number.

201013439999 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

201013439999 is a deficient number, since it is larger than the sum of its proper divisors (10562279521).

201013439999 is a wasteful number, since it uses less digits than its factorization.

201013439999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258490.

The product of its (nonzero) digits is 472392, while the sum is 50.

The spelling of 201013439999 in words is "two hundred one billion, thirteen million, four hundred thirty-nine thousand, nine hundred ninety-nine".