1010256065117 has 8 divisors (see below), whose sum is σ = 1087977852024. Its totient is φ = 932535675648.

The previous prime is 1010256065107. The next prime is 1010256065167. The reversal of 1010256065117 is 7115606520101.

It can be written as a sum of positive squares in 4 ways, for example, as 142090548601 + 868165516516 = 376949^2 + 931754^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1010256065117 - 2⁴ = 1010256065101 is a prime.

It is a super-3 number, since 3×1010256065117³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010256065107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1524353 + ... + 2084265.

It is an arithmetic number, because the mean of its divisors is an integer number (135997231503).

Almost surely, 2^{1010256065117} is an apocalyptic number.

It is an amenable number.

1010256065117 is a deficient number, since it is larger than the sum of its proper divisors (77721786907).

1010256065117 is a wasteful number, since it uses less digits than its factorization.

1010256065117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 698719.

The product of its (nonzero) digits is 12600, while the sum is 35.

The spelling of 1010256065117 in words is "one trillion, ten billion, two hundred fifty-six million, sixty-five thousand, one hundred seventeen".