30661636134 has 8 divisors (see below), whose sum is σ = 61323272280. Its totient is φ = 10220545376.

The previous prime is 30661636123. The next prime is 30661636141. The reversal of 30661636134 is 43163616603.

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

30661636134 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 30661636092 and 30661636101.

It is a congruent 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, 2555136339 + ... + 2555136350.

It is an arithmetic number, because the mean of its divisors is an integer number (7665409035).

Almost surely, 2^30661636134 is an apocalyptic number.

30661636134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

30661636134 is a wasteful number, since it uses less digits than its factorization.

30661636134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5110272694.

The product of its (nonzero) digits is 139968, while the sum is 39.

The spelling of 30661636134 in words is "thirty billion, six hundred sixty-one million, six hundred thirty-six thousand, one hundred thirty-four".