1123526730156 has 12 divisors (see below), whose sum is σ = 2621562370392. Its totient is φ = 374508910048.

The previous prime is 1123526730149. The next prime is 1123526730223. The reversal of 1123526730156 is 6510376253211.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46813613745 + ... + 46813613768.

It is an arithmetic number, because the mean of its divisors is an integer number (218463530866).

Almost surely, 2^{1123526730156} is an apocalyptic number.

It is an amenable number.

1123526730156 is an abundant number, since it is smaller than the sum of its proper divisors (1498035640236).

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

1123526730156 is a wasteful number, since it uses less digits than its factorization.

1123526730156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93627227520 (or 93627227518 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 42.

The spelling of 1123526730156 in words is "one trillion, one hundred twenty-three billion, five hundred twenty-six million, seven hundred thirty thousand, one hundred fifty-six".