54404144210545 has 4 divisors (see below), whose sum is σ = 65284973052660. Its totient is φ = 43523315368432.

The previous prime is 54404144210519. The next prime is 54404144210567. The reversal of 54404144210545 is 54501244140445.

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

It can be written as a sum of positive squares in 2 ways, for example, as 43131149939761 + 11272994270784 = 6567431^2 + 3357528^2 .

It is a cyclic number.

It is not a de Polignac number, because 54404144210545 - 2¹¹ = 54404144208497 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5440414421050 + ... + 5440414421059.

It is an arithmetic number, because the mean of its divisors is an integer number (16321243263165).

Almost surely, 2^{54404144210545} is an apocalyptic number.

It is an amenable number.

54404144210545 is a deficient number, since it is larger than the sum of its proper divisors (10880828842115).

54404144210545 is a wasteful number, since it uses less digits than its factorization.

54404144210545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10880828842114.

The product of its (nonzero) digits is 1024000, while the sum is 43.

The spelling of 54404144210545 in words is "fifty-four trillion, four hundred four billion, one hundred forty-four million, two hundred ten thousand, five hundred forty-five".