42662138315 has 4 divisors (see below), whose sum is σ = 51194565984. Its totient is φ = 34129710648.

The previous prime is 42662138303. The next prime is 42662138329. The reversal of 42662138315 is 51383126624.

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 42662138315 - 2⁸ = 42662138059 is a prime.

It is a Duffinian number.

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, 4266213827 + ... + 4266213836.

It is an arithmetic number, because the mean of its divisors is an integer number (12798641496).

Almost surely, 2^42662138315 is an apocalyptic number.

42662138315 is a deficient number, since it is larger than the sum of its proper divisors (8532427669).

42662138315 is an equidigital number, since it uses as much as digits as its factorization.

42662138315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8532427668.

The product of its digits is 207360, while the sum is 41.

The spelling of 42662138315 in words is "forty-two billion, six hundred sixty-two million, one hundred thirty-eight thousand, three hundred fifteen".