42844396930 has 16 divisors (see below), whose sum is σ = 77127538680. Its totient is φ = 17136064512.

The previous prime is 42844396879. The next prime is 42844396949. The reversal of 42844396930 is 3969344824.

It can be written as a sum of positive squares in 4 ways, for example, as 28923464761 + 13920932169 = 170069^2 + 117987^2 .

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, 102909 + ... + 310288.

Almost surely, 2^42844396930 is an apocalyptic number.

42844396930 is a deficient number, since it is larger than the sum of its proper divisors (34283141750).

42844396930 is a wasteful number, since it uses less digits than its factorization.

42844396930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423573.

The product of its (nonzero) digits is 4478976, while the sum is 52.

The spelling of 42844396930 in words is "forty-two billion, eight hundred forty-four million, three hundred ninety-six thousand, nine hundred thirty".