30156444004 has 6 divisors (see below), whose sum is σ = 52773777014. Its totient is φ = 15078222000.

The previous prime is 30156443969. The next prime is 30156444011. The reversal of 30156444004 is 40044465103.

It can be written as a sum of positive squares in only one way, i.e., 17195076900 + 12961367104 = 131130^2 + 113848^2 .

It is a super-2 number, since 2×30156444004² (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 as a sum of consecutive naturals, namely, 3769555497 + ... + 3769555504.

Almost surely, 2^30156444004 is an apocalyptic number.

It is an amenable number.

30156444004 is a deficient number, since it is larger than the sum of its proper divisors (22617333010).

30156444004 is a wasteful number, since it uses less digits than its factorization.

30156444004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7539111005 (or 7539111003 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The spelling of 30156444004 in words is "thirty billion, one hundred fifty-six million, four hundred forty-four thousand, four".