6554038224385 has 4 divisors (see below), whose sum is σ = 7864845869268. Its totient is φ = 5243230579504.

The previous prime is 6554038224289. The next prime is 6554038224439. The reversal of 6554038224385 is 5834228304556.

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 4259567632384 + 2294470592001 = 2063872^2 + 1514751^2 .

It is a cyclic number.

It is not a de Polignac number, because 6554038224385 - 2¹⁷ = 6554038093313 is a prime.

It is a Duffinian number.

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, 655403822434 + ... + 655403822443.

It is an arithmetic number, because the mean of its divisors is an integer number (1966211467317).

Almost surely, 2^{6554038224385} is an apocalyptic number.

It is an amenable number.

6554038224385 is a deficient number, since it is larger than the sum of its proper divisors (1310807644883).

6554038224385 is a wasteful number, since it uses less digits than its factorization.

6554038224385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310807644882.

The product of its (nonzero) digits is 27648000, while the sum is 55.

It can be divided in two parts, 655403 and 8224385, that added together give a palindrome (8879788).

The spelling of 6554038224385 in words is "six trillion, five hundred fifty-four billion, thirty-eight million, two hundred twenty-four thousand, three hundred eighty-five".