11029959938865 has 32 divisors (see below), whose sum is σ = 20174000495616. Its totient is φ = 5041034677440.

The previous prime is 11029959938861. The next prime is 11029959938939. The reversal of 11029959938865 is 56883995992011.

It is not a de Polignac number, because 11029959938865 - 2² = 11029959938861 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11029959938861) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12409267 + ... + 13268376.

It is an arithmetic number, because the mean of its divisors is an integer number (630437515488).

Almost surely, 2^{11029959938865} is an apocalyptic number.

11029959938865 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11029959938865 is a deficient number, since it is larger than the sum of its proper divisors (9144040556751).

11029959938865 is a wasteful number, since it uses less digits than its factorization.

11029959938865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25681749.

The product of its (nonzero) digits is 377913600, while the sum is 75.

The spelling of 11029959938865 in words is "eleven trillion, twenty-nine billion, nine hundred fifty-nine million, nine hundred thirty-eight thousand, eight hundred sixty-five".