42140897441 has 16 divisors (see below), whose sum is σ = 43543111680. Its totient is φ = 40766773200.

The previous prime is 42140897431. The next prime is 42140897471. The reversal of 42140897441 is 14479804124.

It is a cyclic number.

It is not a de Polignac number, because 42140897441 - 2¹⁰ = 42140896417 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42140897392 and 42140897401.

It is not an unprimeable number, because it can be changed into a prime (42140897431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 931160 + ... + 975366.

It is an arithmetic number, because the mean of its divisors is an integer number (2721444480).

Almost surely, 2^42140897441 is an apocalyptic number.

It is an amenable number.

42140897441 is a deficient number, since it is larger than the sum of its proper divisors (1402214239).

42140897441 is a wasteful number, since it uses less digits than its factorization.

42140897441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44524.

The product of its (nonzero) digits is 258048, while the sum is 44.

The spelling of 42140897441 in words is "forty-two billion, one hundred forty million, eight hundred ninety-seven thousand, four hundred forty-one".