135892233239787 has 48 divisors (see below), whose sum is σ = 210941568938880. Its totient is φ = 83991351856896.

The previous prime is 135892233239747. The next prime is 135892233239831. The reversal of 135892233239787 is 787932332298531.

135892233239787 is a `hidden beast` number, since 1 + 3 + 5 + 8 + 9 + 223 + 3 + 2 + 397 + 8 + 7 = 666.

It is not a de Polignac number, because 135892233239787 - 2¹⁵ = 135892233207019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135892233239717) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 640161088 + ... + 640373330.

It is an arithmetic number, because the mean of its divisors is an integer number (4394616019560).

Almost surely, 2^{135892233239787} is an apocalyptic number.

135892233239787 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

135892233239787 is a deficient number, since it is larger than the sum of its proper divisors (75049335699093).

135892233239787 is a wasteful number, since it uses less digits than its factorization.

135892233239787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274792 (or 274789 counting only the distinct ones).

The product of its digits is 823011840, while the sum is 72.

The spelling of 135892233239787 in words is "one hundred thirty-five trillion, eight hundred ninety-two billion, two hundred thirty-three million, two hundred thirty-nine thousand, seven hundred eighty-seven".