135157652305 has 16 divisors (see below), whose sum is σ = 178925405904. Its totient is φ = 97374366720.

The previous prime is 135157652291. The next prime is 135157652309. The reversal of 135157652305 is 503256751531.

It can be written as a sum of positive squares in 8 ways, for example, as 6770162961 + 128387489344 = 82281^2 + 358312^2 .

It is not a de Polignac number, because 135157652305 - 2⁷ = 135157652177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135157652309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25355244 + ... + 25360573.

It is an arithmetic number, because the mean of its divisors is an integer number (11182837869).

Almost surely, 2^135157652305 is an apocalyptic number.

It is an amenable number.

135157652305 is a deficient number, since it is larger than the sum of its proper divisors (43767753599).

135157652305 is a wasteful number, since it uses less digits than its factorization.

135157652305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50715876.

The product of its (nonzero) digits is 472500, while the sum is 43.

The spelling of 135157652305 in words is "one hundred thirty-five billion, one hundred fifty-seven million, six hundred fifty-two thousand, three hundred five".