42608157518 has 4 divisors (see below), whose sum is σ = 63912236280. Its totient is φ = 21304078758.

The previous prime is 42608157509. The next prime is 42608157583. The reversal of 42608157518 is 81575180624.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10652039378 + ... + 10652039381.

It is an arithmetic number, because the mean of its divisors is an integer number (15978059070).

Almost surely, 2^42608157518 is an apocalyptic number.

42608157518 is a deficient number, since it is larger than the sum of its proper divisors (21304078762).

42608157518 is a wasteful number, since it uses less digits than its factorization.

42608157518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21304078761.

The product of its (nonzero) digits is 537600, while the sum is 47.

The spelling of 42608157518 in words is "forty-two billion, six hundred eight million, one hundred fifty-seven thousand, five hundred eighteen".