2558421489312 has 96 divisors (see below), whose sum is σ = 8036067533760. Its totient is φ = 787206608640.

The previous prime is 2558421489259. The next prime is 2558421489313. The reversal of 2558421489312 is 2139841248552.

2558421489312 is a `hidden beast` number, since 2 + 5 + 584 + 2 + 1 + 48 + 9 + 3 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (2558421489313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113878614 + ... + 113901077.

It is an arithmetic number, because the mean of its divisors is an integer number (83709036810).

Almost surely, 2^{2558421489312} is an apocalyptic number.

It is an amenable number.

2558421489312 is an abundant number, since it is smaller than the sum of its proper divisors (5477646044448).

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

2558421489312 is a wasteful number, since it uses less digits than its factorization.

2558421489312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227779723 (or 227779709 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 54.

The spelling of 2558421489312 in words is "two trillion, five hundred fifty-eight billion, four hundred twenty-one million, four hundred eighty-nine thousand, three hundred twelve".