140440330041442 has 64 divisors (see below), whose sum is σ = 218434650376320. Its totient is φ = 67691792448000.

The previous prime is 140440330041391. The next prime is 140440330041443. The reversal of 140440330041442 is 244140033044041.

It is a junction number, because it is equal to n+sod(n) for n = 140440330041398 and 140440330041407.

It is not an unprimeable number, because it can be changed into a prime (140440330041443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1540867192 + ... + 1540958332.

It is an arithmetic number, because the mean of its divisors is an integer number (3413041412130).

Almost surely, 2^{140440330041442} is an apocalyptic number.

140440330041442 is a deficient number, since it is larger than the sum of its proper divisors (77994320334878).

140440330041442 is a wasteful number, since it uses less digits than its factorization.

140440330041442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92659.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 140440330041442 its reverse (244140033044041), we get a palindrome (384580363085483).

The spelling of 140440330041442 in words is "one hundred forty trillion, four hundred forty billion, three hundred thirty million, forty-one thousand, four hundred forty-two".