135730025647 has 4 divisors (see below), whose sum is σ = 135776559256. Its totient is φ = 135683492040.

The previous prime is 135730025609. The next prime is 135730025653. The reversal of 135730025647 is 746520037531.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 135730025647 - 2¹⁹ = 135729501359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135730025657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23262429 + ... + 23268262.

It is an arithmetic number, because the mean of its divisors is an integer number (33944139814).

Almost surely, 2^135730025647 is an apocalyptic number.

135730025647 is a deficient number, since it is larger than the sum of its proper divisors (46533609).

135730025647 is an equidigital number, since it uses as much as digits as its factorization.

135730025647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46533608.

The product of its (nonzero) digits is 529200, while the sum is 43.

The spelling of 135730025647 in words is "one hundred thirty-five billion, seven hundred thirty million, twenty-five thousand, six hundred forty-seven".