12030532544 has 28 divisors (see below), whose sum is σ = 23911858704. Its totient is φ = 6005497344.

The previous prime is 12030532517. The next prime is 12030532589. The reversal of 12030532544 is 44523503021.

It is a happy number.

It is a super-2 number, since 2×12030532544² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112844 + ... + 191819.

Almost surely, 2^12030532544 is an apocalyptic number.

It is an amenable number.

12030532544 is a deficient number, since it is larger than the sum of its proper divisors (11881326160).

12030532544 is an equidigital number, since it uses as much as digits as its factorization.

12030532544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305292 (or 305282 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The spelling of 12030532544 in words is "twelve billion, thirty million, five hundred thirty-two thousand, five hundred forty-four".