20554120314250 has 64 divisors (see below), whose sum is σ = 39569873481216. Its totient is φ = 7988787000000.

The previous prime is 20554120314187. The next prime is 20554120314269. The reversal of 20554120314250 is 5241302145502.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5467345 + ... + 8426155.

It is an arithmetic number, because the mean of its divisors is an integer number (618279273144).

Almost surely, 2^{20554120314250} is an apocalyptic number.

20554120314250 is a deficient number, since it is larger than the sum of its proper divisors (19015753166966).

20554120314250 is a wasteful number, since it uses less digits than its factorization.

20554120314250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2959616 (or 2959606 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 20554120314250 its reverse (5241302145502), we get a palindrome (25795422459752).

The spelling of 20554120314250 in words is "twenty trillion, five hundred fifty-four billion, one hundred twenty million, three hundred fourteen thousand, two hundred fifty".