30430144255531 has 8 divisors (see below), whose sum is σ = 30520700907840. Its totient is φ = 30339589139328.

The previous prime is 30430144255501. The next prime is 30430144255579. The reversal of 30430144255531 is 13555244103403.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 30430144255531 - 2¹⁷ = 30430144124459 is a prime.

It is a super-2 number, since 2×30430144255531² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30430144255501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48556005 + ... + 49178713.

It is an arithmetic number, because the mean of its divisors is an integer number (3815087613480).

Almost surely, 2^{30430144255531} is an apocalyptic number.

30430144255531 is a deficient number, since it is larger than the sum of its proper divisors (90556652309).

30430144255531 is a wasteful number, since it uses less digits than its factorization.

30430144255531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 768053.

The product of its (nonzero) digits is 432000, while the sum is 40.

Adding to 30430144255531 its reverse (13555244103403), we get a palindrome (43985388358934).

The spelling of 30430144255531 in words is "thirty trillion, four hundred thirty billion, one hundred forty-four million, two hundred fifty-five thousand, five hundred thirty-one".