2555405045000 has 80 divisors (see below), whose sum is σ = 5989098296940. Its totient is φ = 1021857408000.

The previous prime is 2555405044993. The next prime is 2555405045003. The reversal of 2555405045000 is 5405045552.

It can be written as a sum of positive squares in 10 ways, for example, as 829749740836 + 1725655304164 = 910906^2 + 1313642^2 .

It is a super-2 number, since 2×2555405045000² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2555405045003) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 17090564 + ... + 17239436.

Almost surely, 2^{2555405045000} is an apocalyptic number.

2555405045000 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 2555405045000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2994549148470).

2555405045000 is an abundant number, since it is smaller than the sum of its proper divisors (3433693251940).

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

2555405045000 is a wasteful number, since it uses less digits than its factorization.

2555405045000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152332 (or 152313 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 35.

The spelling of 2555405045000 in words is "two trillion, five hundred fifty-five billion, four hundred five million, forty-five thousand".