30406004250 has 64 divisors (see below), whose sum is σ = 76332402432. Its totient is φ = 8061364800.

The previous prime is 30406004243. The next prime is 30406004261. The reversal of 30406004250 is 5240060403.

It is a super-3 number, since 3×30406004250³ (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 30406004250.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 12579 + ... + 246921.

It is an arithmetic number, because the mean of its divisors is an integer number (1192693788).

Almost surely, 2^30406004250 is an apocalyptic number.

30406004250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 30406004250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38166201216).

30406004250 is an abundant number, since it is smaller than the sum of its proper divisors (45926398182).

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

30406004250 is a wasteful number, since it uses less digits than its factorization.

30406004250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234536 (or 234526 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 30406004250 its reverse (5240060403), we get a palindrome (35646064653).

The spelling of 30406004250 in words is "thirty billion, four hundred six million, four thousand, two hundred fifty".