42851043478270 has 16 divisors (see below), whose sum is σ = 77605079970960. Its totient is φ = 17035261455744.

The previous prime is 42851043478237. The next prime is 42851043478343. The reversal of 42851043478270 is 7287434015824.

It is a congruent number.

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, 13144490235 + ... + 13144493494.

It is an arithmetic number, because the mean of its divisors is an integer number (4850317498185).

Almost surely, 2^{42851043478270} is an apocalyptic number.

42851043478270 is a deficient number, since it is larger than the sum of its proper divisors (34754036492690).

42851043478270 is a wasteful number, since it uses less digits than its factorization.

42851043478270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26288983899.

The product of its (nonzero) digits is 12042240, while the sum is 55.

The spelling of 42851043478270 in words is "forty-two trillion, eight hundred fifty-one billion, forty-three million, four hundred seventy-eight thousand, two hundred seventy".