4905171742 has 4 divisors (see below), whose sum is σ = 7357757616. Its totient is φ = 2452585870.

The previous prime is 4905171707. The next prime is 4905171743. The reversal of 4905171742 is 2471715094.

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

It is a junction number, because it is equal to n+sod(n) for n = 4905171695 and 4905171704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4905171743) 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 as a sum of consecutive naturals, namely, 1226292934 + ... + 1226292937.

It is an arithmetic number, because the mean of its divisors is an integer number (1839439404).

Almost surely, 2^4905171742 is an apocalyptic number.

4905171742 is a deficient number, since it is larger than the sum of its proper divisors (2452585874).

4905171742 is a wasteful number, since it uses less digits than its factorization.

4905171742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2452585873.

The product of its (nonzero) digits is 70560, while the sum is 40.

The square root of 4905171742 is about 70036.9312720082. The cubic root of 4905171742 is about 1699.0966067507.

The spelling of 4905171742 in words is "four billion, nine hundred five million, one hundred seventy-one thousand, seven hundred forty-two".