1151956405233 has 24 divisors (see below), whose sum is σ = 1667423817696. Its totient is φ = 766363291200.

The previous prime is 1151956405199. The next prime is 1151956405289. The reversal of 1151956405233 is 3325046591511.

1151956405233 is a `hidden beast` number, since 1 + 1 + 5 + 1 + 9 + 5 + 6 + 405 + 233 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-1151956405233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1151956485233) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 8479741 + ... + 8614517.

It is an arithmetic number, because the mean of its divisors is an integer number (69475992404).

Almost surely, 2^{1151956405233} is an apocalyptic number.

It is an amenable number.

1151956405233 is a deficient number, since it is larger than the sum of its proper divisors (515467412463).

1151956405233 is a wasteful number, since it uses less digits than its factorization.

1151956405233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136765 (or 136762 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 45.

The spelling of 1151956405233 in words is "one trillion, one hundred fifty-one billion, nine hundred fifty-six million, four hundred five thousand, two hundred thirty-three".