30906510004 has 6 divisors (see below), whose sum is σ = 54086392514. Its totient is φ = 15453255000.

The previous prime is 30906510001. The next prime is 30906510043. The reversal of 30906510004 is 40001560903.

It can be written as a sum of positive squares in only one way, i.e., 24695493904 + 6211016100 = 157148^2 + 78810^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30906510001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3863313747 + ... + 3863313754.

Almost surely, 2^30906510004 is an apocalyptic number.

It is an amenable number.

30906510004 is a deficient number, since it is larger than the sum of its proper divisors (23179882510).

30906510004 is a wasteful number, since it uses less digits than its factorization.

30906510004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7726627505 (or 7726627503 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The spelling of 30906510004 in words is "thirty billion, nine hundred six million, five hundred ten thousand, four".