42847178635340 has 36 divisors (see below), whose sum is σ = 93188792476416. Its totient is φ = 16547875880256.

The previous prime is 42847178635337. The next prime is 42847178635351. The reversal of 42847178635340 is 4353687174824.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1273680524 + ... + 1273714163.

Almost surely, 2^{42847178635340} is an apocalyptic number.

It is an amenable number.

42847178635340 is an abundant number, since it is smaller than the sum of its proper divisors (50341613841076).

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

42847178635340 is a wasteful number, since it uses less digits than its factorization.

42847178635340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2547394754 (or 2547394723 counting only the distinct ones).

The product of its (nonzero) digits is 108380160, while the sum is 62.

The spelling of 42847178635340 in words is "forty-two trillion, eight hundred forty-seven billion, one hundred seventy-eight million, six hundred thirty-five thousand, three hundred forty".