140213366626 has 4 divisors (see below), whose sum is σ = 210320049942. Its totient is φ = 70106683312.

The previous prime is 140213366617. The next prime is 140213366653. The reversal of 140213366626 is 626663312041.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 89071805601 + 51141561025 = 298449^2 + 226145^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35053341655 + ... + 35053341658.

Almost surely, 2^140213366626 is an apocalyptic number.

140213366626 is a deficient number, since it is larger than the sum of its proper divisors (70106683316).

140213366626 is an equidigital number, since it uses as much as digits as its factorization.

140213366626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70106683315.

The product of its (nonzero) digits is 186624, while the sum is 40.

Adding to 140213366626 its reverse (626663312041), we get a palindrome (766876678667).

The spelling of 140213366626 in words is "one hundred forty billion, two hundred thirteen million, three hundred sixty-six thousand, six hundred twenty-six".