42678234404 has 72 divisors (see below), whose sum is σ = 82022856552. Its totient is φ = 19315169280.

The previous prime is 42678234373. The next prime is 42678234421. The reversal of 42678234404 is 40443287624.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 10608588004 + 32069646400 = 102998^2 + 179080^2 .

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 23 ways as a sum of consecutive naturals, for example, 64565834 + ... + 64566494.

It is an arithmetic number, because the mean of its divisors is an integer number (1139206341).

Almost surely, 2^42678234404 is an apocalyptic number.

It is an amenable number.

42678234404 is a deficient number, since it is larger than the sum of its proper divisors (39344622148).

42678234404 is a wasteful number, since it uses less digits than its factorization.

42678234404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057 (or 982 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 44.

The spelling of 42678234404 in words is "forty-two billion, six hundred seventy-eight million, two hundred thirty-four thousand, four hundred four".