140006423213 has 8 divisors (see below), whose sum is σ = 144841138200. Its totient is φ = 135172168768.

The previous prime is 140006423203. The next prime is 140006423279. The reversal of 140006423213 is 312324600041.

It can be written as a sum of positive squares in 4 ways, for example, as 413024329 + 139593398884 = 20323^2 + 373622^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 140006423213 - 2¹² = 140006419117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140006423203) 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, 573203 + ... + 780111.

It is an arithmetic number, because the mean of its divisors is an integer number (18105142275).

Almost surely, 2^140006423213 is an apocalyptic number.

It is an amenable number.

140006423213 is a deficient number, since it is larger than the sum of its proper divisors (4834714987).

140006423213 is a wasteful number, since it uses less digits than its factorization.

140006423213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230271.

The product of its (nonzero) digits is 3456, while the sum is 26.

The spelling of 140006423213 in words is "one hundred forty billion, six million, four hundred twenty-three thousand, two hundred thirteen".