5478247142 has 8 divisors (see below), whose sum is σ = 8220695616. Its totient is φ = 2738015272.

The previous prime is 5478247129. The next prime is 5478247163. The reversal of 5478247142 is 2417428745.

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

It is a super-2 number, since 2×5478247142² = 60022383497662336328, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5478247093 and 5478247102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547958 + ... + 557865.

It is an arithmetic number, because the mean of its divisors is an integer number (1027586952).

Almost surely, 2^5478247142 is an apocalyptic number.

5478247142 is a deficient number, since it is larger than the sum of its proper divisors (2742448474).

5478247142 is a wasteful number, since it uses less digits than its factorization.

5478247142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108302.

The product of its digits is 501760, while the sum is 44.

The square root of 5478247142 is about 74015.1818345399. The cubic root of 5478247142 is about 1762.8439666822.

The spelling of 5478247142 in words is "five billion, four hundred seventy-eight million, two hundred forty-seven thousand, one hundred forty-two".