55315207727236 has 12 divisors (see below), whose sum is σ = 96801665634828. Its totient is φ = 27657588974432.

The previous prime is 55315207727207. The next prime is 55315207727261. The reversal of 55315207727236 is 63272770251355.

It can be written as a sum of positive squares in 2 ways, for example, as 3800136967236 + 51515070760000 = 1949394^2 + 7177400^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12292830 + ... + 16178506.

It is an arithmetic number, because the mean of its divisors is an integer number (8066805469569).

Almost surely, 2^{55315207727236} is an apocalyptic number.

It is an amenable number.

55315207727236 is a deficient number, since it is larger than the sum of its proper divisors (41486457907592).

55315207727236 is a wasteful number, since it uses less digits than its factorization.

55315207727236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7444598 (or 7444596 counting only the distinct ones).

The product of its (nonzero) digits is 18522000, while the sum is 55.

The spelling of 55315207727236 in words is "fifty-five trillion, three hundred fifteen billion, two hundred seven million, seven hundred twenty-seven thousand, two hundred thirty-six".