2202154550450 has 12 divisors (see below), whose sum is σ = 4096007463930. Its totient is φ = 880861820160.

The previous prime is 2202154550441. The next prime is 2202154550537. The reversal of 2202154550450 is 540554512022.

It can be written as a sum of positive squares in 3 ways, for example, as 1684593730561 + 517560819889 = 1297919^2 + 719417^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2202154550450.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22021545455 + ... + 22021545554.

Almost surely, 2^{2202154550450} is an apocalyptic number.

2202154550450 is a deficient number, since it is larger than the sum of its proper divisors (1893852913480).

2202154550450 is a wasteful number, since it uses less digits than its factorization.

2202154550450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44043091021 (or 44043091016 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 35.

The spelling of 2202154550450 in words is "two trillion, two hundred two billion, one hundred fifty-four million, five hundred fifty thousand, four hundred fifty".