140216403426346 has 8 divisors (see below), whose sum is σ = 226503420919524. Its totient is φ = 64715263119840.

The previous prime is 140216403426317. The next prime is 140216403426389. The reversal of 140216403426346 is 643624304612041.

It can be written as a sum of positive squares in 2 ways, for example, as 111138803133121 + 29077600293225 = 10542239^2 + 5392365^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 140216403426296 and 140216403426305.

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, 2696469296635 + ... + 2696469296686.

Almost surely, 2^{140216403426346} is an apocalyptic number.

140216403426346 is a deficient number, since it is larger than the sum of its proper divisors (86287017493178).

140216403426346 is a wasteful number, since it uses less digits than its factorization.

140216403426346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5392938593336.

The product of its (nonzero) digits is 1990656, while the sum is 46.

The spelling of 140216403426346 in words is "one hundred forty trillion, two hundred sixteen billion, four hundred three million, four hundred twenty-six thousand, three hundred forty-six".