5525138705406 has 16 divisors (see below), whose sum is σ = 11258773211664. Its totient is φ = 1806963601664.

The previous prime is 5525138705381. The next prime is 5525138705447. The reversal of 5525138705406 is 6045078315255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8687324691 + ... + 8687325326.

It is an arithmetic number, because the mean of its divisors is an integer number (703673325729).

Almost surely, 2^{5525138705406} is an apocalyptic number.

5525138705406 is an abundant number, since it is smaller than the sum of its proper divisors (5733634506258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5525138705406 is a wasteful number, since it uses less digits than its factorization.

5525138705406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17374650075.

The product of its (nonzero) digits is 5040000, while the sum is 51.

The spelling of 5525138705406 in words is "five trillion, five hundred twenty-five billion, one hundred thirty-eight million, seven hundred five thousand, four hundred six".