42323640236 has 12 divisors (see below), whose sum is σ = 74829941928. Its totient is φ = 20943656832.

The previous prime is 42323640221. The next prime is 42323640251. The reversal of 42323640236 is 63204632324.

It is an interprime number because it is at equal distance from previous prime (42323640221) and next prime (42323640251).

It is a junction number, because it is equal to n+sod(n) for n = 42323640196 and 42323640205.

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, 54540386 + ... + 54541161.

It is an arithmetic number, because the mean of its divisors is an integer number (6235828494).

Almost surely, 2^42323640236 is an apocalyptic number.

It is an amenable number.

42323640236 is a deficient number, since it is larger than the sum of its proper divisors (32506301692).

42323640236 is a wasteful number, since it uses less digits than its factorization.

42323640236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109081648 (or 109081646 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 35.

The spelling of 42323640236 in words is "forty-two billion, three hundred twenty-three million, six hundred forty thousand, two hundred thirty-six".