20710717544770 has 32 divisors (see below), whose sum is σ = 40669840618560. Its totient is φ = 7530888066240.

The previous prime is 20710717544749. The next prime is 20710717544813. The reversal of 20710717544770 is 7744571701702.

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, 561540 + ... + 6460399.

It is an arithmetic number, because the mean of its divisors is an integer number (1270932519330).

Almost surely, 2^{20710717544770} is an apocalyptic number.

20710717544770 is a deficient number, since it is larger than the sum of its proper divisors (19959123073790).

20710717544770 is a wasteful number, since it uses less digits than its factorization.

20710717544770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7048770.

The product of its (nonzero) digits is 2689120, while the sum is 52.

The spelling of 20710717544770 in words is "twenty trillion, seven hundred ten billion, seven hundred seventeen million, five hundred forty-four thousand, seven hundred seventy".