10405155243256 has 32 divisors (see below), whose sum is σ = 20437886808000. Its totient is φ = 4959593847936.

The previous prime is 10405155243193. The next prime is 10405155243271. The reversal of 10405155243256 is 65234255150401.

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, 283841211 + ... + 283877866.

It is an arithmetic number, because the mean of its divisors is an integer number (638683962750).

Almost surely, 2^{10405155243256} is an apocalyptic number.

It is an amenable number.

10405155243256 is a deficient number, since it is larger than the sum of its proper divisors (10032731564744).

10405155243256 is a wasteful number, since it uses less digits than its factorization.

10405155243256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567719191 (or 567719187 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 10405155243256 in words is "ten trillion, four hundred five billion, one hundred fifty-five million, two hundred forty-three thousand, two hundred fifty-six".