1123466656156 has 36 divisors (see below), whose sum is σ = 2187805952136. Its totient is φ = 501796499040.

The previous prime is 1123466656087. The next prime is 1123466656159. The reversal of 1123466656156 is 6516566643211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123466656159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11190990 + ... + 11290933.

Almost surely, 2^{1123466656156} is an apocalyptic number.

It is an amenable number.

1123466656156 is a deficient number, since it is larger than the sum of its proper divisors (1064339295980).

1123466656156 is a wasteful number, since it uses less digits than its factorization.

1123466656156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22482002 (or 22481969 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 52.

The spelling of 1123466656156 in words is "one trillion, one hundred twenty-three billion, four hundred sixty-six million, six hundred fifty-six thousand, one hundred fifty-six".