249835228770 has 16 divisors (see below), whose sum is σ = 599604549120. Its totient is φ = 66622727664.

The previous prime is 249835228739. The next prime is 249835228801. The reversal of 249835228770 is 77822538942.

249835228770 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (249835228739) and next prime (249835228801).

It is a self number, because there is not a number n which added to its sum of digits gives 249835228770.

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, 4163920450 + ... + 4163920509.

It is an arithmetic number, because the mean of its divisors is an integer number (37475284320).

Almost surely, 2^249835228770 is an apocalyptic number.

249835228770 is an abundant number, since it is smaller than the sum of its proper divisors (349769320350).

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

249835228770 is a wasteful number, since it uses less digits than its factorization.

249835228770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8327840969.

The product of its (nonzero) digits is 13547520, while the sum is 57.

The spelling of 249835228770 in words is "two hundred forty-nine billion, eight hundred thirty-five million, two hundred twenty-eight thousand, seven hundred seventy".