1543623242144 has 12 divisors (see below), whose sum is σ = 3039008258034. Its totient is φ = 771811621056.

The previous prime is 1543623242143. The next prime is 1543623242171. The reversal of 1543623242144 is 4412423263451.

It can be written as a sum of positive squares in only one way, i.e., 805075507600 + 738547734544 = 897260^2 + 859388^2 .

It is a super-4 number, since 4×1543623242144⁴ (a number of 50 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (1543623242143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24119113127 + ... + 24119113190.

Almost surely, 2^{1543623242144} is an apocalyptic number.

It is an amenable number.

1543623242144 is a deficient number, since it is larger than the sum of its proper divisors (1495385015890).

1543623242144 is an equidigital number, since it uses as much as digits as its factorization.

1543623242144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48238226327 (or 48238226319 counting only the distinct ones).

The product of its digits is 552960, while the sum is 41.

The spelling of 1543623242144 in words is "one trillion, five hundred forty-three billion, six hundred twenty-three million, two hundred forty-two thousand, one hundred forty-four".