135245644130 has 16 divisors (see below), whose sum is σ = 243471663864. Its totient is φ = 54091701120.

The previous prime is 135245644099. The next prime is 135245644139. The reversal of 135245644130 is 31446542531.

It can be written as a sum of positive squares in 4 ways, for example, as 49924986721 + 85320657409 = 223439^2 + 292097^2 .

It is a super-2 number, since 2×135245644130² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135245644139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 732491 + ... + 898350.

Almost surely, 2^135245644130 is an apocalyptic number.

135245644130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135245644130 is a deficient number, since it is larger than the sum of its proper divisors (108226019734).

135245644130 is a wasteful number, since it uses less digits than its factorization.

135245644130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1639141.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 135245644130 in words is "one hundred thirty-five billion, two hundred forty-five million, six hundred forty-four thousand, one hundred thirty".