135210383940 has 24 divisors (see below), whose sum is σ = 378589075200. Its totient is φ = 36056102368.

The previous prime is 135210383923. The next prime is 135210383951. The reversal of 135210383940 is 49383012531.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1126753140 + ... + 1126753259.

It is an arithmetic number, because the mean of its divisors is an integer number (15774544800).

Almost surely, 2^135210383940 is an apocalyptic number.

135210383940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

135210383940 is an abundant number, since it is smaller than the sum of its proper divisors (243378691260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135210383940 is a wasteful number, since it uses less digits than its factorization.

135210383940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2253506411 (or 2253506409 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 135210383940 in words is "one hundred thirty-five billion, two hundred ten million, three hundred eighty-three thousand, nine hundred forty".