140244013124 has 18 divisors (see below), whose sum is σ = 256561712190. Its totient is φ = 67073222656.

The previous prime is 140244013109. The next prime is 140244013157. The reversal of 140244013124 is 421310442041.

It can be written as a sum of positive squares in only one way, i.e., 129001652224 + 11242360900 = 359168^2 + 106030^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140244013093 and 140244013102.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33136829 + ... + 33141060.

It is an arithmetic number, because the mean of its divisors is an integer number (14253428455).

Almost surely, 2^140244013124 is an apocalyptic number.

It is an amenable number.

140244013124 is a deficient number, since it is larger than the sum of its proper divisors (116317699066).

140244013124 is a wasteful number, since it uses less digits than its factorization.

140244013124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66277939 (or 66277914 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 140244013124 its reverse (421310442041), we get a palindrome (561554455165).

The spelling of 140244013124 in words is "one hundred forty billion, two hundred forty-four million, thirteen thousand, one hundred twenty-four".