30295793072 has 40 divisors (see below), whose sum is σ = 60390430896. Its totient is φ = 14717362176.

The previous prime is 30295793069. The next prime is 30295793083. The reversal of 30295793072 is 27039759203.

It is a super-2 number, since 2×30295793072² (a number of 22 digits) contains 22 as substring.

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, 115313 + ... + 271824.

Almost surely, 2^30295793072 is an apocalyptic number.

It is an amenable number.

30295793072 is a deficient number, since it is larger than the sum of its proper divisors (30094637824).

30295793072 is a wasteful number, since it uses less digits than its factorization.

30295793072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387285 (or 387279 counting only the distinct ones).

The product of its (nonzero) digits is 714420, while the sum is 47.

The spelling of 30295793072 in words is "thirty billion, two hundred ninety-five million, seven hundred ninety-three thousand, seventy-two".