140216438031662 has 8 divisors (see below), whose sum is σ = 210327194721600. Its totient is φ = 70107373124464.

The previous prime is 140216438031661. The next prime is 140216438031667. The reversal of 140216438031662 is 266130834612041.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140216438031661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 422738462 + ... + 423070017.

It is an arithmetic number, because the mean of its divisors is an integer number (26290899340200).

Almost surely, 2^{140216438031662} is an apocalyptic number.

140216438031662 is a deficient number, since it is larger than the sum of its proper divisors (70110756689938).

140216438031662 is an equidigital number, since it uses as much as digits as its factorization.

140216438031662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845891370.

The product of its (nonzero) digits is 995328, while the sum is 47.

The spelling of 140216438031662 in words is "one hundred forty trillion, two hundred sixteen billion, four hundred thirty-eight million, thirty-one thousand, six hundred sixty-two".