42350423550 has 48 divisors (see below), whose sum is σ = 105047478912. Its totient is φ = 11291464800.

The previous prime is 42350423539. The next prime is 42350423567. The reversal of 42350423550 is 5532405324.

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 23 ways as a sum of consecutive naturals, for example, 964167 + ... + 1007133.

It is an arithmetic number, because the mean of its divisors is an integer number (2188489144).

Almost surely, 2^42350423550 is an apocalyptic number.

42350423550 is an abundant number, since it is smaller than the sum of its proper divisors (62697055362).

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

42350423550 is a wasteful number, since it uses less digits than its factorization.

42350423550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49553 (or 49548 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

Adding to 42350423550 its reverse (5532405324), we get a palindrome (47882828874).

The spelling of 42350423550 in words is "forty-two billion, three hundred fifty million, four hundred twenty-three thousand, five hundred fifty".