845212092092 has 12 divisors (see below), whose sum is σ = 1507029107976. Its totient is φ = 414632346960.

The previous prime is 845212092083. The next prime is 845212092097. The reversal of 845212092092 is 290290212548.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (845212092097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1993424534 + ... + 1993424957.

It is an arithmetic number, because the mean of its divisors is an integer number (125585758998).

Almost surely, 2^845212092092 is an apocalyptic number.

It is an amenable number.

845212092092 is a deficient number, since it is larger than the sum of its proper divisors (661817015884).

845212092092 is a wasteful number, since it uses less digits than its factorization.

845212092092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3986849548 (or 3986849546 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 44.

The spelling of 845212092092 in words is "eight hundred forty-five billion, two hundred twelve million, ninety-two thousand, ninety-two".