140585737470221 has 8 divisors (see below), whose sum is σ = 143056910055360. Its totient is φ = 138135418662528.

The previous prime is 140585737470209. The next prime is 140585737470239. The reversal of 140585737470221 is 122074737585041.

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 140585737470221 - 2⁴⁶ = 70216993292557 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 (140585737470121) 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, 5213430761 + ... + 5213457726.

It is an arithmetic number, because the mean of its divisors is an integer number (17882113756920).

Almost surely, 2^{140585737470221} is an apocalyptic number.

It is an amenable number.

140585737470221 is a deficient number, since it is larger than the sum of its proper divisors (2471172585139).

140585737470221 is a wasteful number, since it uses less digits than its factorization.

140585737470221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10426888723.

The product of its (nonzero) digits is 13171200, while the sum is 56.

The spelling of 140585737470221 in words is "one hundred forty trillion, five hundred eighty-five billion, seven hundred thirty-seven million, four hundred seventy thousand, two hundred twenty-one".