54371208443 has 4 divisors (see below), whose sum is σ = 57569514840. Its totient is φ = 51172902048.

The previous prime is 54371208439. The next prime is 54371208449. The reversal of 54371208443 is 34480217345.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54371208443 - 2² = 54371208439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 54371208443.

It is not an unprimeable number, because it can be changed into a prime (54371208449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1599153173 + ... + 1599153206.

It is an arithmetic number, because the mean of its divisors is an integer number (14392378710).

Almost surely, 2^54371208443 is an apocalyptic number.

54371208443 is a deficient number, since it is larger than the sum of its proper divisors (3198306397).

54371208443 is a wasteful number, since it uses less digits than its factorization.

54371208443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3198306396.

The product of its (nonzero) digits is 322560, while the sum is 41.

The spelling of 54371208443 in words is "fifty-four billion, three hundred seventy-one million, two hundred eight thousand, four hundred forty-three".