30346999656 has 64 divisors (see below), whose sum is σ = 78965409600. Its totient is φ = 9706894848.

The previous prime is 30346999651. The next prime is 30346999667. The reversal of 30346999656 is 65699964303.

It is a super-3 number, since 3×30346999656³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30346999656.

It is not an unprimeable number, because it can be changed into a prime (30346999651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20301 + ... + 247196.

It is an arithmetic number, because the mean of its divisors is an integer number (1233834525).

Almost surely, 2^30346999656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30346999656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39482704800).

30346999656 is an abundant number, since it is smaller than the sum of its proper divisors (48618409944).

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

30346999656 is a wasteful number, since it uses less digits than its factorization.

30346999656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267698 (or 267694 counting only the distinct ones).

The product of its (nonzero) digits is 28343520, while the sum is 60.

The spelling of 30346999656 in words is "thirty billion, three hundred forty-six million, nine hundred ninety-nine thousand, six hundred fifty-six".