140306626443 has 8 divisors (see below), whose sum is σ = 191426095168. Its totient is φ = 91362454344.

The previous prime is 140306626441. The next prime is 140306626469. The reversal of 140306626443 is 344626603041.

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

It is not a de Polignac number, because 140306626443 - 2¹ = 140306626441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140306626441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543824005 + ... + 543824262.

It is an arithmetic number, because the mean of its divisors is an integer number (23928261896).

Almost surely, 2^140306626443 is an apocalyptic number.

140306626443 is a deficient number, since it is larger than the sum of its proper divisors (51119468725).

140306626443 is a wasteful number, since it uses less digits than its factorization.

140306626443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087648313.

The product of its (nonzero) digits is 248832, while the sum is 39.

The spelling of 140306626443 in words is "one hundred forty billion, three hundred six million, six hundred twenty-six thousand, four hundred forty-three".