55000999202 has 4 divisors (see below), whose sum is σ = 82501498806. Its totient is φ = 27500499600.

The previous prime is 55000999187. The next prime is 55000999243. The reversal of 55000999202 is 20299900055.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 48837022081 + 6163977121 = 220991^2 + 78511^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55000999202.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13750249799 + ... + 13750249802.

Almost surely, 2^55000999202 is an apocalyptic number.

55000999202 is a deficient number, since it is larger than the sum of its proper divisors (27500499604).

55000999202 is a wasteful number, since it uses less digits than its factorization.

55000999202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27500499603.

The product of its (nonzero) digits is 72900, while the sum is 41.

The spelling of 55000999202 in words is "fifty-five billion, nine hundred ninety-nine thousand, two hundred two".