30492661650 has 48 divisors (see below), whose sum is σ = 82496514528. Its totient is φ = 7392160000.

The previous prime is 30492661649. The next prime is 30492661663. The reversal of 30492661650 is 5616629403.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9238551 + ... + 9241850.

It is an arithmetic number, because the mean of its divisors is an integer number (1718677386).

Almost surely, 2^30492661650 is an apocalyptic number.

30492661650 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30492661650 is an abundant number, since it is smaller than the sum of its proper divisors (52003852878).

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

30492661650 is a wasteful number, since it uses less digits than its factorization.

30492661650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18480427 (or 18480422 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 42.

The spelling of 30492661650 in words is "thirty billion, four hundred ninety-two million, six hundred sixty-one thousand, six hundred fifty".