42232216858 has 16 divisors (see below), whose sum is σ = 68244944040. Its totient is φ = 19485029376.

The previous prime is 42232216847. The next prime is 42232216937. The reversal of 42232216858 is 85861223224.

It can be written as a sum of positive squares in 4 ways, for example, as 13106357289 + 29125859569 = 114483^2 + 170663^2 .

It is a super-2 number, since 2×42232216858² (a number of 22 digits) contains 22 as substring.

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, 205023 + ... + 355666.

Almost surely, 2^42232216858 is an apocalyptic number.

42232216858 is a deficient number, since it is larger than the sum of its proper divisors (26012727182).

42232216858 is a wasteful number, since it uses less digits than its factorization.

42232216858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563601.

The product of its digits is 368640, while the sum is 43.

The spelling of 42232216858 in words is "forty-two billion, two hundred thirty-two million, two hundred sixteen thousand, eight hundred fifty-eight".