2558010840 has 256 divisors, whose sum is σ = 9665879040. Its totient is φ = 526080000.

The previous prime is 2558010839. The next prime is 2558010877. The reversal of 2558010840 is 480108552.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 931870 + ... + 934610.

It is an arithmetic number, because the mean of its divisors is an integer number (37757340).

Almost surely, 2^2558010840 is an apocalyptic number.

2558010840 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 2558010840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4832939520).

2558010840 is an abundant number, since it is smaller than the sum of its proper divisors (7107868200).

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

2558010840 is a wasteful number, since it uses less digits than its factorization.

2558010840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2874 (or 2870 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 33.

The square root of 2558010840 is about 50576.7816295185. The cubic root of 2558010840 is about 1367.6263513915.

The spelling of 2558010840 in words is "two billion, five hundred fifty-eight million, ten thousand, eight hundred forty".