135648763178875 has 32 divisors (see below), whose sum is σ = 176863682870784. Its totient is φ = 103675276012000.

The previous prime is 135648763178861. The next prime is 135648763178893. The reversal of 135648763178875 is 578871367846531.

It is not a de Polignac number, because 135648763178875 - 2⁵ = 135648763178843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 135648763178795 and 135648763178804.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26148481 + ... + 30903730.

It is an arithmetic number, because the mean of its divisors is an integer number (5526990089712).

Almost surely, 2^{135648763178875} is an apocalyptic number.

135648763178875 is a deficient number, since it is larger than the sum of its proper divisors (41214919691909).

135648763178875 is an equidigital number, since it uses as much as digits as its factorization.

135648763178875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57053076 (or 57053066 counting only the distinct ones).

The product of its digits is 5689958400, while the sum is 79.

The spelling of 135648763178875 in words is "one hundred thirty-five trillion, six hundred forty-eight billion, seven hundred sixty-three million, one hundred seventy-eight thousand, eight hundred seventy-five".