42997250846 has 16 divisors (see below), whose sum is σ = 70632918000. Its totient is φ = 19468154880.

The previous prime is 42997250839. The next prime is 42997250869. The reversal of 42997250846 is 64805279924.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42997250791 and 42997250800.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3796721 + ... + 3808028.

It is an arithmetic number, because the mean of its divisors is an integer number (4414557375).

Almost surely, 2^42997250846 is an apocalyptic number.

42997250846 is a deficient number, since it is larger than the sum of its proper divisors (27635667154).

42997250846 is a wasteful number, since it uses less digits than its factorization.

42997250846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7605019.

The product of its (nonzero) digits is 8709120, while the sum is 56.

The spelling of 42997250846 in words is "forty-two billion, nine hundred ninety-seven million, two hundred fifty thousand, eight hundred forty-six".