2662153046661 has 16 divisors (see below), whose sum is σ = 3726140958720. Its totient is φ = 1688407614960.

The previous prime is 2662153046653. The next prime is 2662153046671. The reversal of 2662153046661 is 1666403512662.

It is not a de Polignac number, because 2662153046661 - 2³ = 2662153046653 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2662153046661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2662153046621) 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 15 ways as a sum of consecutive naturals, for example, 242581815 + ... + 242592788.

It is an arithmetic number, because the mean of its divisors is an integer number (232883809920).

Almost surely, 2^{2662153046661} is an apocalyptic number.

It is an amenable number.

2662153046661 is a deficient number, since it is larger than the sum of its proper divisors (1063987912059).

2662153046661 is a wasteful number, since it uses less digits than its factorization.

2662153046661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485174696.

The product of its (nonzero) digits is 1866240, while the sum is 48.

The spelling of 2662153046661 in words is "two trillion, six hundred sixty-two billion, one hundred fifty-three million, forty-six thousand, six hundred sixty-one".