4256587922500 has 45 divisors (see below), whose sum is σ = 9308532059211. Its totient is φ = 1702593906000.

The previous prime is 4256587922473. The next prime is 4256587922551. The reversal of 4256587922500 is 52297856524.

The square root of 4256587922500 is 2063150.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 333716493124 + 3922871429376 = 577682^2 + 1980624^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 103136869 + ... + 103178131.

Almost surely, 2^{4256587922500} is an apocalyptic number.

4256587922500 is the 2063150-th square number.

It is an amenable number.

4256587922500 is an abundant number, since it is smaller than the sum of its proper divisors (5051944136711).

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

4256587922500 is an frugal number, since it uses more digits than its factorization.

4256587922500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82550 (or 41270 counting only the distinct ones).

The product of its (nonzero) digits is 12096000, while the sum is 55.

The spelling of 4256587922500 in words is "four trillion, two hundred fifty-six billion, five hundred eighty-seven million, nine hundred twenty-two thousand, five hundred".