11123155143446 has 16 divisors (see below), whose sum is σ = 16843929630000. Its totient is φ = 5508549060768.

The previous prime is 11123155143407. The next prime is 11123155143467. The reversal of 11123155143446 is 64434155132111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8681120 + ... + 9879683.

It is an arithmetic number, because the mean of its divisors is an integer number (1052745601875).

Almost surely, 2^{11123155143446} is an apocalyptic number.

11123155143446 is a deficient number, since it is larger than the sum of its proper divisors (5720774486554).

11123155143446 is a wasteful number, since it uses less digits than its factorization.

11123155143446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18563663.

The product of its digits is 172800, while the sum is 41.

The spelling of 11123155143446 in words is "eleven trillion, one hundred twenty-three billion, one hundred fifty-five million, one hundred forty-three thousand, four hundred forty-six".