2056425145420 has 24 divisors (see below), whose sum is σ = 4321313570448. Its totient is φ = 822032769600.

The previous prime is 2056425145417. The next prime is 2056425145447. The reversal of 2056425145420 is 245415246502.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33549151 + ... + 33610390.

It is an arithmetic number, because the mean of its divisors is an integer number (180054732102).

Almost surely, 2^{2056425145420} is an apocalyptic number.

2056425145420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2056425145420 is an abundant number, since it is smaller than the sum of its proper divisors (2264888425028).

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

2056425145420 is a wasteful number, since it uses less digits than its factorization.

2056425145420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67161081 (or 67161079 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

The spelling of 2056425145420 in words is "two trillion, fifty-six billion, four hundred twenty-five million, one hundred forty-five thousand, four hundred twenty".