140055400165 has 8 divisors (see below), whose sum is σ = 168073557120. Its totient is φ = 112039602192.

The previous prime is 140055400141. The next prime is 140055400223. The reversal of 140055400165 is 561004550041.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140055400165 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 456385 + ... + 698854.

It is an arithmetic number, because the mean of its divisors is an integer number (21009194640).

Almost surely, 2^140055400165 is an apocalyptic number.

It is an amenable number.

140055400165 is a deficient number, since it is larger than the sum of its proper divisors (28018156955).

140055400165 is a wasteful number, since it uses less digits than its factorization.

140055400165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1179491.

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 140055400165 in words is "one hundred forty billion, fifty-five million, four hundred thousand, one hundred sixty-five".