1655010511655 has 8 divisors (see below), whose sum is σ = 1986024768000. Its totient is φ = 1324000306656.

The previous prime is 1655010511603. The next prime is 1655010511667. The reversal of 1655010511655 is 5561150105561.

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 1655010511655 - 2¹² = 1655010507559 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26855 + ... + 1819544.

It is an arithmetic number, because the mean of its divisors is an integer number (248253096000).

Almost surely, 2^{1655010511655} is an apocalyptic number.

1655010511655 is a deficient number, since it is larger than the sum of its proper divisors (331014256345).

1655010511655 is a wasteful number, since it uses less digits than its factorization.

1655010511655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025673.

The product of its (nonzero) digits is 112500, while the sum is 41.

The spelling of 1655010511655 in words is "one trillion, six hundred fifty-five billion, ten million, five hundred eleven thousand, six hundred fifty-five".