42215075445322 has 8 divisors (see below), whose sum is σ = 68193583411716. Its totient is φ = 19483880974752.

The previous prime is 42215075445281. The next prime is 42215075445341. The reversal of 42215075445322 is 22354457051224.

It can be written as a sum of positive squares in 2 ways, for example, as 42212425357881 + 2650087441 = 6497109^2 + 51479^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×42215075445322² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 811828373923 + ... + 811828373974.

Almost surely, 2^{42215075445322} is an apocalyptic number.

42215075445322 is a deficient number, since it is larger than the sum of its proper divisors (25978507966394).

42215075445322 is a wasteful number, since it uses less digits than its factorization.

42215075445322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1623656747912.

The product of its (nonzero) digits is 2688000, while the sum is 46.

The spelling of 42215075445322 in words is "forty-two trillion, two hundred fifteen billion, seventy-five million, four hundred forty-five thousand, three hundred twenty-two".