4552814978 has 4 divisors (see below), whose sum is σ = 6829222470. Its totient is φ = 2276407488.

The previous prime is 4552814977. The next prime is 4552814983. The reversal of 4552814978 is 8794182554.

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

It can be written as a sum of positive squares in only one way, i.e., 3185812249 + 1367002729 = 56443^2 + 36973^2 .

It is a super-2 number, since 2×4552814978² = 41456248447802280968, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4552814977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1138203743 + ... + 1138203746.

Almost surely, 2^4552814978 is an apocalyptic number.

4552814978 is a deficient number, since it is larger than the sum of its proper divisors (2276407492).

4552814978 is a wasteful number, since it uses less digits than its factorization.

4552814978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2276407491.

The product of its digits is 3225600, while the sum is 53.

The square root of 4552814978 is about 67474.5505950206. The cubic root of 4552814978 is about 1657.3974530459.

It can be divided in two parts, 45528 and 14978, that added together give a palindrome (60506).

The spelling of 4552814978 in words is "four billion, five hundred fifty-two million, eight hundred fourteen thousand, nine hundred seventy-eight".