136140828125 has 14 divisors (see below), whose sum is σ = 170173876434. Its totient is φ = 108912650000.

The previous prime is 136140828073. The next prime is 136140828133. The reversal of 136140828125 is 521828041631.

It can be written as a sum of positive squares in 7 ways, for example, as 134628084889 + 1512743236 = 366917^2 + 38894^2 .

It is not a de Polignac number, because 136140828125 - 2⁸ = 136140827869 is a prime.

It is a super-3 number, since 3×136140828125³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 4340882 + ... + 4372131.

Almost surely, 2^136140828125 is an apocalyptic number.

It is an amenable number.

136140828125 is a deficient number, since it is larger than the sum of its proper divisors (34033048309).

136140828125 is an frugal number, since it uses more digits than its factorization.

136140828125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8713043 (or 8713018 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 41.

Adding to 136140828125 its reverse (521828041631), we get a palindrome (657968869756).

The spelling of 136140828125 in words is "one hundred thirty-six billion, one hundred forty million, eight hundred twenty-eight thousand, one hundred twenty-five".