30293402500 has 75 divisors (see below), whose sum is σ = 67387778227. Its totient is φ = 11911982000.

The previous prime is 30293402479. The next prime is 30293402521. The reversal of 30293402500 is 520439203.

The square root of 30293402500 is 174050.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (30293402479) and next prime (30293402521).

It can be written as a sum of positive squares in 2 ways, for example, as 2375002756 + 27918399744 = 48734^2 + 167088^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=4, B=295.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 24 ways as a sum of consecutive naturals, for example, 513447471 + ... + 513447529.

Almost surely, 2^30293402500 is an apocalyptic number.

30293402500 is the 174050-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30293402500

30293402500 is an abundant number, since it is smaller than the sum of its proper divisors (37094375727).

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

30293402500 is an frugal number, since it uses more digits than its factorization.

30293402500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The spelling of 30293402500 in words is "thirty billion, two hundred ninety-three million, four hundred two thousand, five hundred".