2055245520000 has 640 divisors, whose sum is σ = 6991086136320. Its totient is φ = 534643200000.

The previous prime is 2055245519993. The next prime is 2055245520007. The reversal of 2055245520000 is 255425502.

It is an interprime number because it is at equal distance from previous prime (2055245519993) and next prime (2055245520007).

It is a tau number, because it is divible by the number of its divisors (640).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 2055245520000.

It is not an unprimeable number, because it can be changed into a prime (2055245520007) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1755119415 + ... + 1755120585.

It is an arithmetic number, because the mean of its divisors is an integer number (10923572088).

Almost surely, 2^{2055245520000} is an apocalyptic number.

2055245520000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2055245520000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3495543068160).

2055245520000 is an abundant number, since it is smaller than the sum of its proper divisors (4935840616320).

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

2055245520000 is a wasteful number, since it uses less digits than its factorization.

2055245520000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1382 (or 1355 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 30.

The spelling of 2055245520000 in words is "two trillion, fifty-five billion, two hundred forty-five million, five hundred twenty thousand".