55252205012 has 6 divisors (see below), whose sum is σ = 96691358778. Its totient is φ = 27626102504.

The previous prime is 55252205003. The next prime is 55252205023. The reversal of 55252205012 is 21050225255.

It can be written as a sum of positive squares in only one way, i.e., 36101520016 + 19150684996 = 190004^2 + 138386^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6906525623 + ... + 6906525630.

It is an arithmetic number, because the mean of its divisors is an integer number (16115226463).

Almost surely, 2^55252205012 is an apocalyptic number.

It is an amenable number.

55252205012 is a deficient number, since it is larger than the sum of its proper divisors (41439153766).

55252205012 is a wasteful number, since it uses less digits than its factorization.

55252205012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13813051257 (or 13813051255 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 29.

The spelling of 55252205012 in words is "fifty-five billion, two hundred fifty-two million, two hundred five thousand, twelve".