20554234565050 has 12 divisors (see below), whose sum is σ = 38230876291086. Its totient is φ = 8221693826000.

The previous prime is 20554234565027. The next prime is 20554234565077. The reversal of 20554234565050 is 5056543245502.

It can be written as a sum of positive squares in 3 ways, for example, as 12640719833641 + 7913514731409 = 3555379^2 + 2813097^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 205542345601 + ... + 205542345700.

Almost surely, 2^{20554234565050} is an apocalyptic number.

20554234565050 is a deficient number, since it is larger than the sum of its proper divisors (17676641726036).

20554234565050 is a wasteful number, since it uses less digits than its factorization.

20554234565050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411084691313 (or 411084691308 counting only the distinct ones).

The product of its (nonzero) digits is 3600000, while the sum is 46.

The spelling of 20554234565050 in words is "twenty trillion, five hundred fifty-four billion, two hundred thirty-four million, five hundred sixty-five thousand, fifty".