10340143242 has 64 divisors (see below), whose sum is σ = 24388632576. Its totient is φ = 2881287360.

The previous prime is 10340143241. The next prime is 10340143267. The reversal of 10340143242 is 24234104301.

It is not an unprimeable number, because it can be changed into a prime (10340143241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 202743 + ... + 248565.

It is an arithmetic number, because the mean of its divisors is an integer number (381072384).

Almost surely, 2^10340143242 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10340143242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12194316288).

10340143242 is an abundant number, since it is smaller than the sum of its proper divisors (14048489334).

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

10340143242 is a wasteful number, since it uses less digits than its factorization.

10340143242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46115.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 10340143242 its reverse (24234104301), we get a palindrome (34574247543).

The spelling of 10340143242 in words is "ten billion, three hundred forty million, one hundred forty-three thousand, two hundred forty-two".