2055689727960 has 128 divisors (see below), whose sum is σ = 6808768968960. Its totient is φ = 492344793600.

The previous prime is 2055689727913. The next prime is 2055689727983. The reversal of 2055689727960 is 697279865502.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a junction number, because it is equal to n+sod(n) for n = 2055689727891 and 2055689727900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9272011 + ... + 9491130.

It is an arithmetic number, because the mean of its divisors is an integer number (53193507570).

Almost surely, 2^{2055689727960} is an apocalyptic number.

2055689727960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2055689727960 is an abundant number, since it is smaller than the sum of its proper divisors (4753079241000).

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

2055689727960 is a wasteful number, since it uses less digits than its factorization.

2055689727960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18763249 (or 18763245 counting only the distinct ones).

The product of its (nonzero) digits is 114307200, while the sum is 66.

The spelling of 2055689727960 in words is "two trillion, fifty-five billion, six hundred eighty-nine million, seven hundred twenty-seven thousand, nine hundred sixty".