140247334313138 has 16 divisors (see below), whose sum is σ = 226555623634200. Its totient is φ = 64728899646336.

The previous prime is 140247334313117. The next prime is 140247334313143. The reversal of 140247334313138 is 831313433742041.

It can be written as a sum of positive squares in 4 ways, for example, as 119950750553209 + 20296583759929 = 10952203^2 + 4505173^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140247334313092 and 140247334313101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23947745 + ... + 29223092.

Almost surely, 2^{140247334313138} is an apocalyptic number.

140247334313138 is a deficient number, since it is larger than the sum of its proper divisors (86308289321062).

140247334313138 is a wasteful number, since it uses less digits than its factorization.

140247334313138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53272301.

The product of its (nonzero) digits is 1741824, while the sum is 47.

The spelling of 140247334313138 in words is "one hundred forty trillion, two hundred forty-seven billion, three hundred thirty-four million, three hundred thirteen thousand, one hundred thirty-eight".