4555742142 has 64 divisors (see below), whose sum is σ = 10955556864. Its totient is φ = 1235554560.

The previous prime is 4555742141. The next prime is 4555742173. The reversal of 4555742142 is 2412475554.

It is a self number, because there is not a number n which added to its sum of digits gives 4555742142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4555742141) 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 31 ways as a sum of consecutive naturals, for example, 27963 + ... + 99465.

It is an arithmetic number, because the mean of its divisors is an integer number (171180576).

Almost surely, 2^4555742142 is an apocalyptic number.

4555742142 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4555742142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5477778432).

4555742142 is an abundant number, since it is smaller than the sum of its proper divisors (6399814722).

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

4555742142 is a wasteful number, since it uses less digits than its factorization.

4555742142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71593.

The product of its digits is 224000, while the sum is 39.

The square root of 4555742142 is about 67496.2379840536. The cubic root of 4555742142 is about 1657.7525765482.

The spelling of 4555742142 in words is "four billion, five hundred fifty-five million, seven hundred forty-two thousand, one hundred forty-two".