20444600504452 has 6 divisors (see below), whose sum is σ = 35778050882798. Its totient is φ = 10222300252224.

The previous prime is 20444600504423. The next prime is 20444600504491. The reversal of 20444600504452 is 25440500644402.

It can be written as a sum of positive squares in only one way, i.e., 14994738268416 + 5449862236036 = 3872304^2 + 2334494^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555575063053 + ... + 2555575063060.

Almost surely, 2^{20444600504452} is an apocalyptic number.

It is an amenable number.

20444600504452 is a deficient number, since it is larger than the sum of its proper divisors (15333450378346).

20444600504452 is a wasteful number, since it uses less digits than its factorization.

20444600504452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5111150126117 (or 5111150126115 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 40.

The spelling of 20444600504452 in words is "twenty trillion, four hundred forty-four billion, six hundred million, five hundred four thousand, four hundred fifty-two".