2010565215551 has 32 divisors (see below), whose sum is σ = 2222216847360. Its totient is φ = 1812928449024.

The previous prime is 2010565215539. The next prime is 2010565215569. The reversal of 2010565215551 is 1555125650102.

It is a cyclic number.

It is not a de Polignac number, because 2010565215551 - 2⁶ = 2010565215487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2010565215151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4850786 + ... + 5248928.

It is an arithmetic number, because the mean of its divisors is an integer number (69444276480).

Almost surely, 2^{2010565215551} is an apocalyptic number.

2010565215551 is a deficient number, since it is larger than the sum of its proper divisors (211651631809).

2010565215551 is a wasteful number, since it uses less digits than its factorization.

2010565215551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398375.

The product of its (nonzero) digits is 75000, while the sum is 38.

The spelling of 2010565215551 in words is "two trillion, ten billion, five hundred sixty-five million, two hundred fifteen thousand, five hundred fifty-one".