42878308003434 has 48 divisors (see below), whose sum is σ = 98704026855720. Its totient is φ = 13426944531840.

The previous prime is 42878308003423. The next prime is 42878308003441. The reversal of 42878308003434 is 43430080387824.

It is a happy number.

42878308003434 is a `hidden beast` number, since 428 + 7 + 83 + 0 + 80 + 0 + 34 + 34 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 41534222537025 + 1344085466409 = 6444705^2 + 1159347^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1110012477 + ... + 1110051104.

Almost surely, 2^{42878308003434} is an apocalyptic number.

42878308003434 is an abundant number, since it is smaller than the sum of its proper divisors (55825718852286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42878308003434 is a wasteful number, since it uses less digits than its factorization.

42878308003434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2220063655 (or 2220063652 counting only the distinct ones).

The product of its (nonzero) digits is 12386304, while the sum is 54.

The spelling of 42878308003434 in words is "forty-two trillion, eight hundred seventy-eight billion, three hundred eight million, three thousand, four hundred thirty-four".