1010655615641 has 6 divisors (see below), whose sum is σ = 1175660614170. Its totient is φ = 866276241936.

The previous prime is 1010655615617. The next prime is 1010655615679. The reversal of 1010655615641 is 1465165560101.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 787088352400 + 223567263241 = 887180^2 + 472829^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1010655615641 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1010655615601) 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 5 ways as a sum of consecutive naturals, for example, 10312812356 + ... + 10312812453.

It is an arithmetic number, because the mean of its divisors is an integer number (195943435695).

Almost surely, 2^{1010655615641} is an apocalyptic number.

It is an amenable number.

1010655615641 is a deficient number, since it is larger than the sum of its proper divisors (165004998529).

1010655615641 is an equidigital number, since it uses as much as digits as its factorization.

1010655615641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20625624823 (or 20625624816 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 41.

The spelling of 1010655615641 in words is "one trillion, ten billion, six hundred fifty-five million, six hundred fifteen thousand, six hundred forty-one".