240020826156 has 30 divisors (see below), whose sum is σ = 627461851940. Its totient is φ = 80006941944.

The previous prime is 240020826127. The next prime is 240020826181. The reversal of 240020826156 is 651628020042.

It is a happy number.

240020826156 is a `hidden beast` number, since 2 + 400 + 20 + 82 + 6 + 156 = 666.

240020826156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 240020826156.

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 9 ways as a sum of consecutive naturals, for example, 370402186 + ... + 370402833.

Almost surely, 2^240020826156 is an apocalyptic number.

It is an amenable number.

240020826156 is an abundant number, since it is smaller than the sum of its proper divisors (387441025784).

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

240020826156 is a wasteful number, since it uses less digits than its factorization.

240020826156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740805035 (or 740805024 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

Adding to 240020826156 its reverse (651628020042), we get a palindrome (891648846198).

The spelling of 240020826156 in words is "two hundred forty billion, twenty million, eight hundred twenty-six thousand, one hundred fifty-six".