4555236542 has 4 divisors (see below), whose sum is σ = 6832854816. Its totient is φ = 2277618270.

The previous prime is 4555236449. The next prime is 4555236551. The reversal of 4555236542 is 2456325554.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2456325554 = 2 ⋅1228162777.

It is a self number, because there is not a number n which added to its sum of digits gives 4555236542.

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 as a sum of consecutive naturals, namely, 1138809134 + ... + 1138809137.

It is an arithmetic number, because the mean of its divisors is an integer number (1708213704).

Almost surely, 2^4555236542 is an apocalyptic number.

4555236542 is a deficient number, since it is larger than the sum of its proper divisors (2277618274).

4555236542 is a wasteful number, since it uses less digits than its factorization.

4555236542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2277618273.

The product of its digits is 720000, while the sum is 41.

The square root of 4555236542 is about 67492.4924862018. The cubic root of 4555236542 is about 1657.6912480325.

The spelling of 4555236542 in words is "four billion, five hundred fifty-five million, two hundred thirty-six thousand, five hundred forty-two".