240426253156 has 24 divisors (see below), whose sum is σ = 444455490080. Its totient is φ = 113483685312.

The previous prime is 240426253103. The next prime is 240426253157. The reversal of 240426253156 is 651352624042.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (240426253157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5567721 + ... + 5610736.

Almost surely, 2^240426253156 is an apocalyptic number.

It is an amenable number.

240426253156 is a deficient number, since it is larger than the sum of its proper divisors (204029236924).

240426253156 is a wasteful number, since it uses less digits than its factorization.

240426253156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11178763 (or 11178761 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

Adding to 240426253156 its reverse (651352624042), we get a palindrome (891778877198).

The spelling of 240426253156 in words is "two hundred forty billion, four hundred twenty-six million, two hundred fifty-three thousand, one hundred fifty-six".