140992182242 has 6 divisors (see below), whose sum is σ = 211489069899. Its totient is φ = 70495825610.

The previous prime is 140992182229. The next prime is 140992182269. The reversal of 140992182242 is 242281299041.

It can be written as a sum of positive squares in only one way, i.e., 70496091121 + 70496091121 = 265511^2 + 265511^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=265511.

It is a super-2 number, since 2×140992182242² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140992182193 and 140992182202.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 398267 + ... + 663777.

Almost surely, 2^140992182242 is an apocalyptic number.

140992182242 is a deficient number, since it is larger than the sum of its proper divisors (70496887657).

140992182242 is an frugal number, since it uses more digits than its factorization.

140992182242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531024 (or 265513 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 44.

The spelling of 140992182242 in words is "one hundred forty billion, nine hundred ninety-two million, one hundred eighty-two thousand, two hundred forty-two".