140243312444112 has 30 divisors (see below), whose sum is σ = 392486492465522. Its totient is φ = 46747770814656.

The previous prime is 140243312444101. The next prime is 140243312444153. The reversal of 140243312444112 is 211444213342041.

140243312444112 is a `hidden beast` number, since 1 + 40 + 2 + 4 + 331 + 244 + 41 + 1 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 71373164613696 + 68870147830416 = 8448264^2 + 8298804^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 486955945843 + ... + 486955946130.

Almost surely, 2^{140243312444112} is an apocalyptic number.

140243312444112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

140243312444112 is an abundant number, since it is smaller than the sum of its proper divisors (252243180021410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140243312444112 is a wasteful number, since it uses less digits than its factorization.

140243312444112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 973911891987 (or 973911891978 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 36.

Adding to 140243312444112 its reverse (211444213342041), we get a palindrome (351687525786153).

The spelling of 140243312444112 in words is "one hundred forty trillion, two hundred forty-three billion, three hundred twelve million, four hundred forty-four thousand, one hundred twelve".