20452340112616 has 16 divisors (see below), whose sum is σ = 39071687480100. Its totient is φ = 10033223451264.

The previous prime is 20452340112613. The next prime is 20452340112709. The reversal of 20452340112616 is 61621104325402.

It can be written as a sum of positive squares in 2 ways, for example, as 19967581620100 + 484758492516 = 4468510^2 + 696246^2 .

It is not an unprimeable number, because it can be changed into a prime (20452340112613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24118325181 + ... + 24118326028.

Almost surely, 2^{20452340112616} is an apocalyptic number.

It is an amenable number.

20452340112616 is a deficient number, since it is larger than the sum of its proper divisors (18619347367484).

20452340112616 is a wasteful number, since it uses less digits than its factorization.

20452340112616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48236651268 (or 48236651264 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 20452340112616 in words is "twenty trillion, four hundred fifty-two billion, three hundred forty million, one hundred twelve thousand, six hundred sixteen".