30605100056 has 8 divisors (see below), whose sum is σ = 57384562620. Its totient is φ = 15302550024.

The previous prime is 30605100047. The next prime is 30605100061. The reversal of 30605100056 is 65000150603.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 30605099998 and 30605100034.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1912818746 + ... + 1912818761.

Almost surely, 2^30605100056 is an apocalyptic number.

It is an amenable number.

30605100056 is a deficient number, since it is larger than the sum of its proper divisors (26779462564).

30605100056 is a wasteful number, since it uses less digits than its factorization.

30605100056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3825637513 (or 3825637509 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 30605100056 its reverse (65000150603), we get a palindrome (95605250659).

The spelling of 30605100056 in words is "thirty billion, six hundred five million, one hundred thousand, fifty-six".