30140304402 has 32 divisors (see below), whose sum is σ = 65031765120. Its totient is φ = 9257627520.

The previous prime is 30140304379. The next prime is 30140304461. The reversal of 30140304402 is 20440304103.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295174 + ... + 383937.

It is an arithmetic number, because the mean of its divisors is an integer number (2032242660).

Almost surely, 2^30140304402 is an apocalyptic number.

30140304402 is an abundant number, since it is smaller than the sum of its proper divisors (34891460718).

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

30140304402 is a wasteful number, since it uses less digits than its factorization.

30140304402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679698.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 30140304402 its reverse (20440304103), we get a palindrome (50580608505).

The spelling of 30140304402 in words is "thirty billion, one hundred forty million, three hundred four thousand, four hundred two".