43143454554 has 64 divisors (see below), whose sum is σ = 87813500544. Its totient is φ = 14129381376.

The previous prime is 43143454547. The next prime is 43143454577. The reversal of 43143454554 is 45545434134.

It is a super-2 number, since 2×43143454554² (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 (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76631077 + ... + 76631639.

It is an arithmetic number, because the mean of its divisors is an integer number (1372085946).

Almost surely, 2^43143454554 is an apocalyptic number.

43143454554 is an abundant number, since it is smaller than the sum of its proper divisors (44670045990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43143454554 is a wasteful number, since it uses less digits than its factorization.

43143454554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391.

The product of its digits is 1152000, while the sum is 42.

Adding to 43143454554 its reverse (45545434134), we get a palindrome (88688888688).

The spelling of 43143454554 in words is "forty-three billion, one hundred forty-three million, four hundred fifty-four thousand, five hundred fifty-four".