20070643525363 has 32 divisors (see below), whose sum is σ = 21228168312000. Its totient is φ = 18946748620800.

The previous prime is 20070643525337. The next prime is 20070643525403. The reversal of 20070643525363 is 36352534607002.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20070643525363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20070643525063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1282543363 + ... + 1282559011.

It is an arithmetic number, because the mean of its divisors is an integer number (663380259750).

Almost surely, 2^{20070643525363} is an apocalyptic number.

20070643525363 is a deficient number, since it is larger than the sum of its proper divisors (1157524786637).

20070643525363 is a wasteful number, since it uses less digits than its factorization.

20070643525363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18583.

The product of its (nonzero) digits is 2721600, while the sum is 46.

The spelling of 20070643525363 in words is "twenty trillion, seventy billion, six hundred forty-three million, five hundred twenty-five thousand, three hundred sixty-three".