240704289042 has 64 divisors (see below), whose sum is σ = 602632638720. Its totient is φ = 62495225856.

The previous prime is 240704289041. The next prime is 240704289061. The reversal of 240704289042 is 240982407042.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 240704288985 and 240704289003.

It is not an unprimeable number, because it can be changed into a prime (240704289041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5791723 + ... + 5833134.

It is an arithmetic number, because the mean of its divisors is an integer number (9416134980).

Almost surely, 2^240704289042 is an apocalyptic number.

240704289042 is an abundant number, since it is smaller than the sum of its proper divisors (361928349678).

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

240704289042 is a wasteful number, since it uses less digits than its factorization.

240704289042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11624915.

The product of its (nonzero) digits is 258048, while the sum is 42.

The spelling of 240704289042 in words is "two hundred forty billion, seven hundred four million, two hundred eighty-nine thousand, forty-two".