1010611056261 has 16 divisors (see below), whose sum is σ = 1376033028480. Its totient is φ = 659522809920.

The previous prime is 1010611056211. The next prime is 1010611056361. The reversal of 1010611056261 is 1626501160101.

It is not a de Polignac number, because 1010611056261 - 2⁹ = 1010611055749 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010611056211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7169430 + ... + 7309031.

It is an arithmetic number, because the mean of its divisors is an integer number (86002064280).

Almost surely, 2^{1010611056261} is an apocalyptic number.

It is an amenable number.

1010611056261 is a deficient number, since it is larger than the sum of its proper divisors (365421972219).

1010611056261 is a wasteful number, since it uses less digits than its factorization.

1010611056261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14478956.

The product of its (nonzero) digits is 2160, while the sum is 30.

The spelling of 1010611056261 in words is "one trillion, ten billion, six hundred eleven million, fifty-six thousand, two hundred sixty-one".