1655651000168 has 32 divisors (see below), whose sum is σ = 3585768212160. Its totient is φ = 708299892480.

The previous prime is 1655651000161. The next prime is 1655651000209. The reversal of 1655651000168 is 8610001565561.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (1655651000161) 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 7 ways as a sum of consecutive naturals, for example, 553357796 + ... + 553360787.

It is an arithmetic number, because the mean of its divisors is an integer number (112055256630).

Almost surely, 2^{1655651000168} is an apocalyptic number.

It is an amenable number.

1655651000168 is an abundant number, since it is smaller than the sum of its proper divisors (1930117211992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1655651000168 is a wasteful number, since it uses less digits than its factorization.

1655651000168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106718617 (or 1106718613 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 44.

The spelling of 1655651000168 in words is "one trillion, six hundred fifty-five billion, six hundred fifty-one million, one hundred sixty-eight", and thus it is an aban number.