140342202424 has 128 divisors (see below), whose sum is σ = 295114752000. Its totient is φ = 62227630080.

The previous prime is 140342202421. The next prime is 140342202437. The reversal of 140342202424 is 424202243041.

It is a junction number, because it is equal to n+sod(n) for n = 140342202392 and 140342202401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140342202421) 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, 59189959 + ... + 59192329.

It is an arithmetic number, because the mean of its divisors is an integer number (2305584000).

Almost surely, 2^140342202424 is an apocalyptic number.

It is an amenable number.

140342202424 is an abundant number, since it is smaller than the sum of its proper divisors (154772549576).

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

140342202424 is a wasteful number, since it uses less digits than its factorization.

140342202424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2693 (or 2689 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 140342202424 its reverse (424202243041), we get a palindrome (564544445465).

The spelling of 140342202424 in words is "one hundred forty billion, three hundred forty-two million, two hundred two thousand, four hundred twenty-four".