42846850480138 has 4 divisors (see below), whose sum is σ = 64270275720210. Its totient is φ = 21423425240068.

The previous prime is 42846850480117. The next prime is 42846850480141. The reversal of 42846850480138 is 83108405864824.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 29465279245249 + 13381571234889 = 5428193^2 + 3658083^2 .

It is a super-2 number, since 2×42846850480138² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10711712620033 + ... + 10711712620036.

Almost surely, 2^{42846850480138} is an apocalyptic number.

42846850480138 is a deficient number, since it is larger than the sum of its proper divisors (21423425240072).

42846850480138 is a wasteful number, since it uses less digits than its factorization.

42846850480138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21423425240071.

The product of its (nonzero) digits is 47185920, while the sum is 61.

The spelling of 42846850480138 in words is "forty-two trillion, eight hundred forty-six billion, eight hundred fifty million, four hundred eighty thousand, one hundred thirty-eight".