4028858112550 has 48 divisors (see below), whose sum is σ = 7504913538720. Its totient is φ = 1609127735040.

The previous prime is 4028858112541. The next prime is 4028858112553. The reversal of 4028858112550 is 552118588204.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4028858112494 and 4028858112503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4028858112553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 170061106 + ... + 170084794.

It is an arithmetic number, because the mean of its divisors is an integer number (156352365390).

Almost surely, 2^{4028858112550} is an apocalyptic number.

4028858112550 is a deficient number, since it is larger than the sum of its proper divisors (3476055426170).

4028858112550 is a wasteful number, since it uses less digits than its factorization.

4028858112550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28657 (or 28652 counting only the distinct ones).

The product of its (nonzero) digits is 1024000, while the sum is 49.

The spelling of 4028858112550 in words is "four trillion, twenty-eight billion, eight hundred fifty-eight million, one hundred twelve thousand, five hundred fifty".