5556138707449 has 8 divisors (see below), whose sum is σ = 6061790540448. Its totient is φ = 5050578260160.

The previous prime is 5556138707401. The next prime is 5556138707459. The reversal of 5556138707449 is 9447078316555.

5556138707449 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 5556138707449 - 2¹³ = 5556138699257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5556138707459) 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, 22719267 + ... + 22962520.

It is an arithmetic number, because the mean of its divisors is an integer number (757723817556).

Almost surely, 2^{5556138707449} is an apocalyptic number.

It is an amenable number.

5556138707449 is a deficient number, since it is larger than the sum of its proper divisors (505651832999).

5556138707449 is a wasteful number, since it uses less digits than its factorization.

5556138707449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45692855.

The product of its (nonzero) digits is 127008000, while the sum is 64.

The spelling of 5556138707449 in words is "five trillion, five hundred fifty-six billion, one hundred thirty-eight million, seven hundred seven thousand, four hundred forty-nine".