2257268582820 has 24 divisors (see below), whose sum is σ = 6320352032064. Its totient is φ = 601938288736.

The previous prime is 2257268582819. The next prime is 2257268582869. The reversal of 2257268582820 is 282858627522.

It is a super-2 number, since 2×2257268582820² (a number of 26 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 18810571464 + ... + 18810571583.

It is an arithmetic number, because the mean of its divisors is an integer number (263348001336).

Almost surely, 2^{2257268582820} is an apocalyptic number.

2257268582820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2257268582820 is an abundant number, since it is smaller than the sum of its proper divisors (4063083449244).

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

2257268582820 is a wasteful number, since it uses less digits than its factorization.

2257268582820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37621143059 (or 37621143057 counting only the distinct ones).

The product of its (nonzero) digits is 17203200, while the sum is 57.

The spelling of 2257268582820 in words is "two trillion, two hundred fifty-seven billion, two hundred sixty-eight million, five hundred eighty-two thousand, eight hundred twenty".