140844188236 has 12 divisors (see below), whose sum is σ = 246480862320. Its totient is φ = 70421084720.

The previous prime is 140844188227. The next prime is 140844188269. The reversal of 140844188236 is 632881448041.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 140844188236.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123945 + ... + 545023.

It is an arithmetic number, because the mean of its divisors is an integer number (20540071860).

Almost surely, 2^140844188236 is an apocalyptic number.

It is an amenable number.

140844188236 is a deficient number, since it is larger than the sum of its proper divisors (105636674084).

140844188236 is a wasteful number, since it uses less digits than its factorization.

140844188236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504704 (or 504702 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 49.

The spelling of 140844188236 in words is "one hundred forty billion, eight hundred forty-four million, one hundred eighty-eight thousand, two hundred thirty-six".