135331250402 has 16 divisors (see below), whose sum is σ = 205949731680. Its totient is φ = 66688447008.

The previous prime is 135331250381. The next prime is 135331250449. The reversal of 135331250402 is 204052133531.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1738568 + ... + 1814739.

It is an arithmetic number, because the mean of its divisors is an integer number (12871858230).

Almost surely, 2^135331250402 is an apocalyptic number.

135331250402 is a deficient number, since it is larger than the sum of its proper divisors (70618481278).

135331250402 is a wasteful number, since it uses less digits than its factorization.

135331250402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3553585.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 135331250402 its reverse (204052133531), we get a palindrome (339383383933).

The spelling of 135331250402 in words is "one hundred thirty-five billion, three hundred thirty-one million, two hundred fifty thousand, four hundred two".