30432442468072 has 8 divisors (see below), whose sum is σ = 57060829627650. Its totient is φ = 15216221234032.

The previous prime is 30432442468039. The next prime is 30432442468091. The reversal of 30432442468072 is 27086424423403.

It can be written as a sum of positive squares in only one way, i.e., 25920582183076 + 4511860284996 = 5091226^2 + 2124114^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×30432442468072² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1902027654247 + ... + 1902027654262.

Almost surely, 2^{30432442468072} is an apocalyptic number.

It is an amenable number.

30432442468072 is a deficient number, since it is larger than the sum of its proper divisors (26628387159578).

30432442468072 is a wasteful number, since it uses less digits than its factorization.

30432442468072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3804055308515 (or 3804055308511 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 49.

The spelling of 30432442468072 in words is "thirty trillion, four hundred thirty-two billion, four hundred forty-two million, four hundred sixty-eight thousand, seventy-two".