140562430642 has 16 divisors (see below), whose sum is σ = 215353595520. Its totient is φ = 68791261968.

The previous prime is 140562430639. The next prime is 140562430651. The reversal of 140562430642 is 246034265041.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3319642 + ... + 3361717.

It is an arithmetic number, because the mean of its divisors is an integer number (13459599720).

Almost surely, 2^140562430642 is an apocalyptic number.

140562430642 is a deficient number, since it is larger than the sum of its proper divisors (74791164878).

140562430642 is a wasteful number, since it uses less digits than its factorization.

140562430642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6681585.

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 140562430642 its reverse (246034265041), we get a palindrome (386596695683).

The spelling of 140562430642 in words is "one hundred forty billion, five hundred sixty-two million, four hundred thirty thousand, six hundred forty-two".