4014455778 has 12 divisors (see below), whose sum is σ = 8697987558. Its totient is φ = 1338151920.

The previous prime is 4014455773. The next prime is 4014455821. The reversal of 4014455778 is 8775544104.

It can be written as a sum of positive squares in only one way, i.e., 3352062609 + 662393169 = 57897^2 + 25737^2 .

It is a super-2 number, since 2×4014455778² = 32231710387035170568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4014455773) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 111512643 + ... + 111512678.

Almost surely, 2^4014455778 is an apocalyptic number.

4014455778 is an abundant number, since it is smaller than the sum of its proper divisors (4683531780).

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

4014455778 is a wasteful number, since it uses less digits than its factorization.

4014455778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223025329 (or 223025326 counting only the distinct ones).

The product of its (nonzero) digits is 627200, while the sum is 45.

The square root of 4014455778 is about 63359.7330960287. The cubic root of 4014455778 is about 1589.3110127489.

The spelling of 4014455778 in words is "four billion, fourteen million, four hundred fifty-five thousand, seven hundred seventy-eight".