240406981342 has 64 divisors (see below), whose sum is σ = 418881196800. Its totient is φ = 102332160000.

The previous prime is 240406981307. The next prime is 240406981357. The reversal of 240406981342 is 243189604042.

It is a super-3 number, since 3×240406981342³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27817342 + ... + 27825982.

It is an arithmetic number, because the mean of its divisors is an integer number (6545018700).

Almost surely, 2^240406981342 is an apocalyptic number.

240406981342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

240406981342 is a deficient number, since it is larger than the sum of its proper divisors (178474215458).

240406981342 is a wasteful number, since it uses less digits than its factorization.

240406981342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9433.

The product of its (nonzero) digits is 331776, while the sum is 43.

The spelling of 240406981342 in words is "two hundred forty billion, four hundred six million, nine hundred eighty-one thousand, three hundred forty-two".