240622730816 has 56 divisors (see below), whose sum is σ = 521259581304. Its totient is φ = 109535293440.

The previous prime is 240622730783. The next prime is 240622730819. The reversal of 240622730816 is 618037226042.

It can be written as a sum of positive squares in 4 ways, for example, as 77484289600 + 163138441216 = 278360^2 + 403904^2 .

It is not an unprimeable number, because it can be changed into a prime (240622730819) 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 7 ways as a sum of consecutive naturals, for example, 1920155 + ... + 2041626.

It is an arithmetic number, because the mean of its divisors is an integer number (9308206809).

Almost surely, 2^240622730816 is an apocalyptic number.

240622730816 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

240622730816 is an abundant number, since it is smaller than the sum of its proper divisors (280636850488).

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

240622730816 is a wasteful number, since it uses less digits than its factorization.

240622730816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3961879 (or 3961869 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

Adding to 240622730816 its reverse (618037226042), we get a palindrome (858659956858).

The spelling of 240622730816 in words is "two hundred forty billion, six hundred twenty-two million, seven hundred thirty thousand, eight hundred sixteen".