42642417350 has 96 divisors (see below), whose sum is σ = 89084464896. Its totient is φ = 15079219200.

The previous prime is 42642417341. The next prime is 42642417407. The reversal of 42642417350 is 5371424624.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1943642 + ... + 1965458.

It is an arithmetic number, because the mean of its divisors is an integer number (927963176).

Almost surely, 2^42642417350 is an apocalyptic number.

42642417350 is an abundant number, since it is smaller than the sum of its proper divisors (46442047546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42642417350 is a wasteful number, since it uses less digits than its factorization.

42642417350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21970 (or 21965 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 38.

The spelling of 42642417350 in words is "forty-two billion, six hundred forty-two million, four hundred seventeen thousand, three hundred fifty".