65570671101056 has 48 divisors (see below), whose sum is σ = 143584020591270. Its totient is φ = 29804850493440.

The previous prime is 65570671101011. The next prime is 65570671101083. The reversal of 65570671101056 is 65010117607556.

It can be written as a sum of positive squares in only one way, i.e., 47945653518400 + 17625017582656 = 6924280^2 + 4198216^2 .

It is a junction number, because it is equal to n+sod(n) for n = 65570671100995 and 65570671101013.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2116806281 + ... + 2116837256.

Almost surely, 2^{65570671101056} is an apocalyptic number.

It is an amenable number.

65570671101056 is an abundant number, since it is smaller than the sum of its proper divisors (78013349490214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65570671101056 is a wasteful number, since it uses less digits than its factorization.

65570671101056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4233643573 (or 4233643550 counting only the distinct ones).

The product of its (nonzero) digits is 1323000, while the sum is 50.

The spelling of 65570671101056 in words is "sixty-five trillion, five hundred seventy billion, six hundred seventy-one million, one hundred one thousand, fifty-six".