1655339560000 has 315 divisors, whose sum is σ = 4780061264979. Its totient is φ = 566927424000.

The previous prime is 1655339559983. The next prime is 1655339560001. The reversal of 1655339560000 is 659335561.

The square root of 1655339560000 is 1286600.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 129778621504 + 1525560938496 = 360248^2 + 1235136^2 .

It is not an unprimeable number, because it can be changed into a prime (1655339560001) by changing a digit.

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 44 ways as a sum of consecutive naturals, for example, 1801239541 + ... + 1801240459.

Almost surely, 2^{1655339560000} is an apocalyptic number.

1655339560000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1655339560000 is the 1286600-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1655339560000

1655339560000 is an abundant number, since it is smaller than the sum of its proper divisors (3124721704979).

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

1655339560000 is an frugal number, since it uses more digits than its factorization.

1655339560000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884 (or 933 counting only the distinct ones).

The product of its (nonzero) digits is 364500, while the sum is 43.

The spelling of 1655339560000 in words is "one trillion, six hundred fifty-five billion, three hundred thirty-nine million, five hundred sixty thousand".