135740008825 has 6 divisors (see below), whose sum is σ = 168317610974. Its totient is φ = 108592007040.

The previous prime is 135740008801. The next prime is 135740008837. The reversal of 135740008825 is 528800047531.

It can be written as a sum of positive squares in 3 ways, for example, as 66389904 + 135673618921 = 8148^2 + 368339^2 .

It is a de Polignac number, because none of the positive numbers 2^k-135740008825 is a prime.

It is a super-2 number, since 2×135740008825² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2714800152 + ... + 2714800201.

Almost surely, 2^135740008825 is an apocalyptic number.

It is an amenable number.

135740008825 is a deficient number, since it is larger than the sum of its proper divisors (32577602149).

135740008825 is an equidigital number, since it uses as much as digits as its factorization.

135740008825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5429600363 (or 5429600358 counting only the distinct ones).

The product of its (nonzero) digits is 268800, while the sum is 43.

The spelling of 135740008825 in words is "one hundred thirty-five billion, seven hundred forty million, eight thousand, eight hundred twenty-five".