42606293426 has 4 divisors (see below), whose sum is σ = 63909440142. Its totient is φ = 21303146712.

The previous prime is 42606293417. The next prime is 42606293461. The reversal of 42606293426 is 62439260624.

42606293426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 28883342401 + 13722951025 = 169951^2 + 117145^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10651573355 + ... + 10651573358.

Almost surely, 2^42606293426 is an apocalyptic number.

42606293426 is a deficient number, since it is larger than the sum of its proper divisors (21303146716).

42606293426 is a wasteful number, since it uses less digits than its factorization.

42606293426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21303146715.

The product of its (nonzero) digits is 746496, while the sum is 44.

The spelling of 42606293426 in words is "forty-two billion, six hundred six million, two hundred ninety-three thousand, four hundred twenty-six".