4252677878 has 4 divisors (see below), whose sum is σ = 6379016820. Its totient is φ = 2126338938.

The previous prime is 4252677859. The next prime is 4252677893. The reversal of 4252677878 is 8787762524.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1063169468 + ... + 1063169471.

It is an arithmetic number, because the mean of its divisors is an integer number (1594754205).

Almost surely, 2^4252677878 is an apocalyptic number.

4252677878 is a deficient number, since it is larger than the sum of its proper divisors (2126338942).

4252677878 is a wasteful number, since it uses less digits than its factorization.

4252677878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2126338941.

The product of its digits is 10536960, while the sum is 56.

The square root of 4252677878 is about 65212.5592044968. The cubic root of 4252677878 is about 1620.1460364717.

The spelling of 4252677878 in words is "four billion, two hundred fifty-two million, six hundred seventy-seven thousand, eight hundred seventy-eight".