17225405742 has 8 divisors (see below), whose sum is σ = 34450811496. Its totient is φ = 5741801912.

The previous prime is 17225405731. The next prime is 17225405749. The reversal of 17225405742 is 24750452271.

It is a happy number.

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

17225405742 is an admirable number.

It is a super-3 number, since 3×17225405742³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 17225405742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17225405749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1435450473 + ... + 1435450484.

It is an arithmetic number, because the mean of its divisors is an integer number (4306351437).

Almost surely, 2^17225405742 is an apocalyptic number.

17225405742 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

17225405742 is a wasteful number, since it uses less digits than its factorization.

17225405742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2870900962.

The product of its (nonzero) digits is 156800, while the sum is 39.

The spelling of 17225405742 in words is "seventeen billion, two hundred twenty-five million, four hundred five thousand, seven hundred forty-two".