1128156100552 has 32 divisors (see below), whose sum is σ = 2278051876800. Its totient is φ = 520677290304.

The previous prime is 1128156100523. The next prime is 1128156100601. The reversal of 1128156100552 is 2550016518211.

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, 9091099 + ... + 9214357.

It is an arithmetic number, because the mean of its divisors is an integer number (71189121150).

Almost surely, 2^{1128156100552} is an apocalyptic number.

It is an amenable number.

1128156100552 is an abundant number, since it is smaller than the sum of its proper divisors (1149895776248).

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

1128156100552 is a wasteful number, since it uses less digits than its factorization.

1128156100552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211285 (or 211281 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 37.

The spelling of 1128156100552 in words is "one trillion, one hundred twenty-eight billion, one hundred fifty-six million, one hundred thousand, five hundred fifty-two".