42125550501 has 8 divisors (see below), whose sum is σ = 56412674080. Its totient is φ = 27961063632.

The previous prime is 42125550451. The next prime is 42125550529. The reversal of 42125550501 is 10505552124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42125550501 - 2⁶ = 42125550437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42125550301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30658375 + ... + 30659748.

It is an arithmetic number, because the mean of its divisors is an integer number (7051584260).

Almost surely, 2^42125550501 is an apocalyptic number.

It is an amenable number.

42125550501 is a deficient number, since it is larger than the sum of its proper divisors (14287123579).

42125550501 is a wasteful number, since it uses less digits than its factorization.

42125550501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61318355.

The product of its (nonzero) digits is 10000, while the sum is 30.

The spelling of 42125550501 in words is "forty-two billion, one hundred twenty-five million, five hundred fifty thousand, five hundred one".