4845639457912 has 32 divisors (see below), whose sum is σ = 10036997740800. Its totient is φ = 2174682837600.

The previous prime is 4845639457891. The next prime is 4845639457921. The reversal of 4845639457912 is 2197549365484.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348499914 + ... + 348513817.

It is an arithmetic number, because the mean of its divisors is an integer number (313656179400).

Almost surely, 2^{4845639457912} is an apocalyptic number.

It is an amenable number.

4845639457912 is an abundant number, since it is smaller than the sum of its proper divisors (5191358282888).

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

4845639457912 is a wasteful number, since it uses less digits than its factorization.

4845639457912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697013827 (or 697013823 counting only the distinct ones).

The product of its digits is 261273600, while the sum is 67.

The spelling of 4845639457912 in words is "four trillion, eight hundred forty-five billion, six hundred thirty-nine million, four hundred fifty-seven thousand, nine hundred twelve".