42941547290 has 32 divisors (see below), whose sum is σ = 84663668880. Its totient is φ = 15608771584.

The previous prime is 42941547289. The next prime is 42941547323. The reversal of 42941547290 is 9274514924.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 29032411321 + 13909135969 = 170389^2 + 117937^2 .

It is a Curzon number.

It is an unprimeable number.

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, 4350197 + ... + 4360056.

Almost surely, 2^42941547290 is an apocalyptic number.

42941547290 is a deficient number, since it is larger than the sum of its proper divisors (41722121590).

42941547290 is a wasteful number, since it uses less digits than its factorization.

42941547290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8710306.

The product of its (nonzero) digits is 725760, while the sum is 47.

The spelling of 42941547290 in words is "forty-two billion, nine hundred forty-one million, five hundred forty-seven thousand, two hundred ninety".