140365415642 has 8 divisors (see below), whose sum is σ = 210646379136. Its totient is φ = 70149955932.

The previous prime is 140365415633. The next prime is 140365415653. The reversal of 140365415642 is 246514563041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 140365415642.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16370588 + ... + 16379159.

It is an arithmetic number, because the mean of its divisors is an integer number (26330797392).

Almost surely, 2^140365415642 is an apocalyptic number.

140365415642 is a deficient number, since it is larger than the sum of its proper divisors (70280963494).

140365415642 is a wasteful number, since it uses less digits than its factorization.

140365415642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32751892.

The product of its (nonzero) digits is 345600, while the sum is 41.

Adding to 140365415642 its reverse (246514563041), we get a palindrome (386879978683).

The spelling of 140365415642 in words is "one hundred forty billion, three hundred sixty-five million, four hundred fifteen thousand, six hundred forty-two".