135263561630 has 16 divisors (see below), whose sum is σ = 243479175264. Its totient is φ = 54104365920.

The previous prime is 135263561627. The next prime is 135263561647. The reversal of 135263561630 is 36165362531.

It is a super-2 number, since 2×135263561630² (a number of 23 digits) contains 22 as substring.

It is a congruent 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, 594164 + ... + 789656.

It is an arithmetic number, because the mean of its divisors is an integer number (15217448454).

Almost surely, 2^135263561630 is an apocalyptic number.

135263561630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135263561630 is a deficient number, since it is larger than the sum of its proper divisors (108215613634).

135263561630 is a wasteful number, since it uses less digits than its factorization.

135263561630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264691.

The product of its (nonzero) digits is 291600, while the sum is 41.

The spelling of 135263561630 in words is "one hundred thirty-five billion, two hundred sixty-three million, five hundred sixty-one thousand, six hundred thirty".