2052578218 has 8 divisors (see below), whose sum is σ = 3107642112. Its totient is φ = 1016697516.

The previous prime is 2052578197. The next prime is 2052578221. The reversal of 2052578218 is 8128752502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4795530 + ... + 4795957.

It is an arithmetic number, because the mean of its divisors is an integer number (388455264).

Almost surely, 2^2052578218 is an apocalyptic number.

2052578218 is a deficient number, since it is larger than the sum of its proper divisors (1055063894).

2052578218 is a wasteful number, since it uses less digits than its factorization.

2052578218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9591596.

The product of its (nonzero) digits is 89600, while the sum is 40.

The square root of 2052578218 is about 45305.3883991739. The cubic root of 2052578218 is about 1270.8664222271.

The spelling of 2052578218 in words is "two billion, fifty-two million, five hundred seventy-eight thousand, two hundred eighteen".