42224162578 has 64 divisors (see below), whose sum is σ = 70159444992. Its totient is φ = 18940469760.

The previous prime is 42224162569. The next prime is 42224162579. The reversal of 42224162578 is 87526142224.

It is not an unprimeable number, because it can be changed into a prime (42224162579) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52978476 + ... + 52979272.

It is an arithmetic number, because the mean of its divisors is an integer number (1096241328).

Almost surely, 2^42224162578 is an apocalyptic number.

42224162578 is a deficient number, since it is larger than the sum of its proper divisors (27935282414).

42224162578 is a wasteful number, since it uses less digits than its factorization.

42224162578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259.

The product of its digits is 430080, while the sum is 43.

The spelling of 42224162578 in words is "forty-two billion, two hundred twenty-four million, one hundred sixty-two thousand, five hundred seventy-eight".