54034044121421 has 16 divisors (see below), whose sum is σ = 70415405915904. Its totient is φ = 40237374806784.

The previous prime is 54034044121403. The next prime is 54034044121441. The reversal of 54034044121421 is 12412144043045.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54034044121421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54034044121441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17464136825 + ... + 17464139918.

It is an arithmetic number, because the mean of its divisors is an integer number (4400962869744).

Almost surely, 2^{54034044121421} is an apocalyptic number.

It is an amenable number.

54034044121421 is a deficient number, since it is larger than the sum of its proper divisors (16381361794483).

54034044121421 is a wasteful number, since it uses less digits than its factorization.

54034044121421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34928276780.

The product of its (nonzero) digits is 61440, while the sum is 35.

Adding to 54034044121421 its reverse (12412144043045), we get a palindrome (66446188164466).

The spelling of 54034044121421 in words is "fifty-four trillion, thirty-four billion, forty-four million, one hundred twenty-one thousand, four hundred twenty-one".