4252779554 has 4 divisors (see below), whose sum is σ = 6379169334. Its totient is φ = 2126389776.

The previous prime is 4252779541. The next prime is 4252779563. The reversal of 4252779554 is 4559772524.

4252779554 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 4144140625 + 108638929 = 64375^2 + 10423^2 .

It is a super-2 number, since 2×4252779554² = 36172267869840877832, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1063194887 + ... + 1063194890.

Almost surely, 2^4252779554 is an apocalyptic number.

4252779554 is a deficient number, since it is larger than the sum of its proper divisors (2126389780).

4252779554 is a wasteful number, since it uses less digits than its factorization.

4252779554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2126389779.

The product of its digits is 3528000, while the sum is 50.

The square root of 4252779554 is about 65213.3387735975. The cubic root of 4252779554 is about 1620.1589482307.

The spelling of 4252779554 in words is "four billion, two hundred fifty-two million, seven hundred seventy-nine thousand, five hundred fifty-four".