135949902472 has 16 divisors (see below), whose sum is σ = 254910324240. Its totient is φ = 67973816016.

The previous prime is 135949902469. The next prime is 135949902527. The reversal of 135949902472 is 274209949531.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 587763 + ... + 785725.

It is an arithmetic number, because the mean of its divisors is an integer number (15931895265).

Almost surely, 2^135949902472 is an apocalyptic number.

It is an amenable number.

135949902472 is a deficient number, since it is larger than the sum of its proper divisors (118960421768).

135949902472 is a wasteful number, since it uses less digits than its factorization.

135949902472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283812 (or 283808 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 55.

The spelling of 135949902472 in words is "one hundred thirty-five billion, nine hundred forty-nine million, nine hundred two thousand, four hundred seventy-two".