42215226527 has 4 divisors (see below), whose sum is σ = 42227098296. Its totient is φ = 42203354760.

The previous prime is 42215226517. The next prime is 42215226569. The reversal of 42215226527 is 72562251224.

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

It is a cyclic number.

It is not a de Polignac number, because 42215226527 - 2⁸ = 42215226271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42215226517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5930549 + ... + 5937662.

It is an arithmetic number, because the mean of its divisors is an integer number (10556774574).

Almost surely, 2^42215226527 is an apocalyptic number.

42215226527 is a deficient number, since it is larger than the sum of its proper divisors (11871769).

42215226527 is a wasteful number, since it uses less digits than its factorization.

42215226527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11871768.

The product of its digits is 134400, while the sum is 38.

The spelling of 42215226527 in words is "forty-two billion, two hundred fifteen million, two hundred twenty-six thousand, five hundred twenty-seven".