135613623788 has 24 divisors (see below), whose sum is σ = 238466351760. Its totient is φ = 67481164800.

The previous prime is 135613623763. The next prime is 135613623809. The reversal of 135613623788 is 887326316531.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 596903 + ... + 792161.

It is an arithmetic number, because the mean of its divisors is an integer number (9936097990).

Almost surely, 2^135613623788 is an apocalyptic number.

It is an amenable number.

135613623788 is a deficient number, since it is larger than the sum of its proper divisors (102852727972).

135613623788 is a wasteful number, since it uses less digits than its factorization.

135613623788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196097 (or 196095 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 53.

The spelling of 135613623788 in words is "one hundred thirty-five billion, six hundred thirteen million, six hundred twenty-three thousand, seven hundred eighty-eight".