20554120314268 has 6 divisors (see below), whose sum is σ = 35969710549976. Its totient is φ = 10277060157132.

The previous prime is 20554120314187. The next prime is 20554120314269. The reversal of 20554120314268 is 86241302145502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20554120314269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2569265039280 + ... + 2569265039287.

Almost surely, 2^{20554120314268} is an apocalyptic number.

It is an amenable number.

20554120314268 is a deficient number, since it is larger than the sum of its proper divisors (15415590235708).

20554120314268 is a wasteful number, since it uses less digits than its factorization.

20554120314268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5138530078571 (or 5138530078569 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 43.

The spelling of 20554120314268 in words is "twenty trillion, five hundred fifty-four billion, one hundred twenty million, three hundred fourteen thousand, two hundred sixty-eight".