140643055052 has 6 divisors (see below), whose sum is σ = 246125346348. Its totient is φ = 70321527524.

The previous prime is 140643055039. The next prime is 140643055057. The reversal of 140643055052 is 250550346041.

It is not an unprimeable number, because it can be changed into a prime (140643055057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17580381878 + ... + 17580381885.

It is an arithmetic number, because the mean of its divisors is an integer number (41020891058).

Almost surely, 2^140643055052 is an apocalyptic number.

It is an amenable number.

140643055052 is a deficient number, since it is larger than the sum of its proper divisors (105482291296).

140643055052 is a wasteful number, since it uses less digits than its factorization.

140643055052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35160763767 (or 35160763765 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 140643055052 in words is "one hundred forty billion, six hundred forty-three million, fifty-five thousand, fifty-two".