135111466215 has 48 divisors (see below), whose sum is σ = 261714843936. Its totient is φ = 63910809600.

The previous prime is 135111466211. The next prime is 135111466223. The reversal of 135111466215 is 512664111531.

135111466215 is a `hidden beast` number, since 1 + 3 + 5 + 11 + 14 + 6 + 621 + 5 = 666.

It is not a de Polignac number, because 135111466215 - 2² = 135111466211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 135111466215.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135111466211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3308394 + ... + 3348983.

It is an arithmetic number, because the mean of its divisors is an integer number (5452392582).

Almost surely, 2^135111466215 is an apocalyptic number.

135111466215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

135111466215 is a deficient number, since it is larger than the sum of its proper divisors (126603377721).

135111466215 is a wasteful number, since it uses less digits than its factorization.

135111466215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6657440 (or 6657437 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

Adding to 135111466215 its reverse (512664111531), we get a palindrome (647775577746).

The spelling of 135111466215 in words is "one hundred thirty-five billion, one hundred eleven million, four hundred sixty-six thousand, two hundred fifteen".