54044221523 has 8 divisors (see below), whose sum is σ = 55318534656. Its totient is φ = 52770702600.

The previous prime is 54044221499. The next prime is 54044221559. The reversal of 54044221523 is 32512244045.

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 54044221523 - 2⁶ = 54044221459 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 54044221523.

It is not an unprimeable number, because it can be changed into a prime (54044221573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59723 + ... + 334148.

It is an arithmetic number, because the mean of its divisors is an integer number (6914816832).

Almost surely, 2^54044221523 is an apocalyptic number.

54044221523 is a deficient number, since it is larger than the sum of its proper divisors (1274313133).

54044221523 is a wasteful number, since it uses less digits than its factorization.

54044221523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 397105.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 54044221523 its reverse (32512244045), we get a palindrome (86556465568).

The spelling of 54044221523 in words is "fifty-four billion, forty-four million, two hundred twenty-one thousand, five hundred twenty-three".