2259358129820 has 48 divisors (see below), whose sum is σ = 5448404304000. Its totient is φ = 778343469120.

The previous prime is 2259358129807. The next prime is 2259358129849. The reversal of 2259358129820 is 289218539522.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270253970 + ... + 270262329.

It is an arithmetic number, because the mean of its divisors is an integer number (113508423000).

Almost surely, 2^{2259358129820} is an apocalyptic number.

2259358129820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2259358129820 is an abundant number, since it is smaller than the sum of its proper divisors (3189046174180).

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

2259358129820 is a wasteful number, since it uses less digits than its factorization.

2259358129820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540516338 (or 540516336 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 56.

The spelling of 2259358129820 in words is "two trillion, two hundred fifty-nine billion, three hundred fifty-eight million, one hundred twenty-nine thousand, eight hundred twenty".