20455546245244 has 48 divisors (see below), whose sum is σ = 39440127670272. Its totient is φ = 9205453800000.

The previous prime is 20455546245203. The next prime is 20455546245257. The reversal of 20455546245244 is 44254264555402.

It is a junction number, because it is equal to n+sod(n) for n = 20455546245191 and 20455546245200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97623349 + ... + 97832659.

It is an arithmetic number, because the mean of its divisors is an integer number (821669326464).

Almost surely, 2^{20455546245244} is an apocalyptic number.

It is an amenable number.

20455546245244 is a deficient number, since it is larger than the sum of its proper divisors (18984581425028).

20455546245244 is a wasteful number, since it uses less digits than its factorization.

20455546245244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231418 (or 231416 counting only the distinct ones).

The product of its (nonzero) digits is 30720000, while the sum is 52.

The spelling of 20455546245244 in words is "twenty trillion, four hundred fifty-five billion, five hundred forty-six million, two hundred forty-five thousand, two hundred forty-four".