30242472572 has 24 divisors (see below), whose sum is σ = 57007776000. Its totient is φ = 13955040576.

The previous prime is 30242472527. The next prime is 30242472583. The reversal of 30242472572 is 27527424203.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 188954 + ... + 310142.

It is an arithmetic number, because the mean of its divisors is an integer number (2375324000).

Almost surely, 2^30242472572 is an apocalyptic number.

It is an amenable number.

30242472572 is a deficient number, since it is larger than the sum of its proper divisors (26765303428).

30242472572 is a wasteful number, since it uses less digits than its factorization.

30242472572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126005 (or 126003 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 38.

Adding to 30242472572 its reverse (27527424203), we get a palindrome (57769896775).

The spelling of 30242472572 in words is "thirty billion, two hundred forty-two million, four hundred seventy-two thousand, five hundred seventy-two".