42610225634 has 4 divisors (see below), whose sum is σ = 63915338454. Its totient is φ = 21305112816.

The previous prime is 42610225631. The next prime is 42610225649. The reversal of 42610225634 is 43652201624.

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., 33726220609 + 8884005025 = 183647^2 + 94255^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42610225594 and 42610225603.

It is not an unprimeable number, because it can be changed into a prime (42610225631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10652556407 + ... + 10652556410.

Almost surely, 2^42610225634 is an apocalyptic number.

42610225634 is a deficient number, since it is larger than the sum of its proper divisors (21305112820).

42610225634 is a wasteful number, since it uses less digits than its factorization.

42610225634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21305112819.

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 42610225634 in words is "forty-two billion, six hundred ten million, two hundred twenty-five thousand, six hundred thirty-four".