55679163812 has 12 divisors (see below), whose sum is σ = 97440970956. Its totient is φ = 27838886400.

The previous prime is 55679163811. The next prime is 55679163893. The reversal of 55679163812 is 21836197655.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 48825973156 + 6853190656 = 220966^2 + 82784^2 .

It is not an unprimeable number, because it can be changed into a prime (55679163811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33812 + ... + 335412.

It is an arithmetic number, because the mean of its divisors is an integer number (8120080913).

Almost surely, 2^55679163812 is an apocalyptic number.

It is an amenable number.

55679163812 is a deficient number, since it is larger than the sum of its proper divisors (41761807144).

55679163812 is a wasteful number, since it uses less digits than its factorization.

55679163812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347758 (or 347756 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 53.

The spelling of 55679163812 in words is "fifty-five billion, six hundred seventy-nine million, one hundred sixty-three thousand, eight hundred twelve".