42225410506 has 4 divisors (see below), whose sum is σ = 63338115762. Its totient is φ = 21112705252.

The previous prime is 42225410467. The next prime is 42225410537. The reversal of 42225410506 is 60501452224.

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., 22678854025 + 19546556481 = 150595^2 + 139809^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10556352625 + ... + 10556352628.

Almost surely, 2^42225410506 is an apocalyptic number.

42225410506 is a deficient number, since it is larger than the sum of its proper divisors (21112705256).

42225410506 is a wasteful number, since it uses less digits than its factorization.

42225410506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21112705255.

The product of its (nonzero) digits is 19200, while the sum is 31.

The spelling of 42225410506 in words is "forty-two billion, two hundred twenty-five million, four hundred ten thousand, five hundred six".