135865503910 has 8 divisors (see below), whose sum is σ = 244557907056. Its totient is φ = 54346201560.

The previous prime is 135865503887. The next prime is 135865503913. The reversal of 135865503910 is 19305568531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135865503913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6793275186 + ... + 6793275205.

It is an arithmetic number, because the mean of its divisors is an integer number (30569738382).

Almost surely, 2^135865503910 is an apocalyptic number.

135865503910 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135865503910 is a deficient number, since it is larger than the sum of its proper divisors (108692403146).

135865503910 is a wasteful number, since it uses less digits than its factorization.

135865503910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13586550398.

The product of its (nonzero) digits is 486000, while the sum is 46.

The spelling of 135865503910 in words is "one hundred thirty-five billion, eight hundred sixty-five million, five hundred three thousand, nine hundred ten".