140546636423 has 8 divisors (see below), whose sum is σ = 140710400640. Its totient is φ = 140382966880.

The previous prime is 140546636393. The next prime is 140546636471. The reversal of 140546636423 is 324636645041.

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 140546636423 - 2¹⁶ = 140546570887 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 (140546636623) 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, 3197213 + ... + 3240873.

It is an arithmetic number, because the mean of its divisors is an integer number (17588800080).

Almost surely, 2^140546636423 is an apocalyptic number.

140546636423 is a deficient number, since it is larger than the sum of its proper divisors (163764217).

140546636423 is a wasteful number, since it uses less digits than its factorization.

140546636423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47337.

The product of its (nonzero) digits is 1244160, while the sum is 44.

The spelling of 140546636423 in words is "one hundred forty billion, five hundred forty-six million, six hundred thirty-six thousand, four hundred twenty-three".