1240541514342 has 96 divisors (see below), whose sum is σ = 2994947373600. Its totient is φ = 368476770816.

The previous prime is 1240541514323. The next prime is 1240541514347. The reversal of 1240541514342 is 2434151450421.

1240541514342 is a `hidden beast` number, since 1 + 24 + 0 + 54 + 151 + 434 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1240541514297 and 1240541514306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1240541514347) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 48364573 + ... + 48390215.

It is an arithmetic number, because the mean of its divisors is an integer number (31197368475).

Almost surely, 2^{1240541514342} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1240541514342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1497473686800).

1240541514342 is an abundant number, since it is smaller than the sum of its proper divisors (1754405859258).

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

1240541514342 is a wasteful number, since it uses less digits than its factorization.

1240541514342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32822 (or 32819 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

Adding to 1240541514342 its reverse (2434151450421), we get a palindrome (3674692964763).

The spelling of 1240541514342 in words is "one trillion, two hundred forty billion, five hundred forty-one million, five hundred fourteen thousand, three hundred forty-two".