4418152394 has 4 divisors (see below), whose sum is σ = 6627228594. Its totient is φ = 2209076196.

The previous prime is 4418152393. The next prime is 4418152397. The reversal of 4418152394 is 4932518144.

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., 3544654369 + 873498025 = 59537^2 + 29555^2 .

It is not an unprimeable number, because it can be changed into a prime (4418152393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1104538097 + ... + 1104538100.

Almost surely, 2^4418152394 is an apocalyptic number.

4418152394 is a deficient number, since it is larger than the sum of its proper divisors (2209076200).

4418152394 is a wasteful number, since it uses less digits than its factorization.

4418152394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209076199.

The product of its digits is 138240, while the sum is 41.

The square root of 4418152394 is about 66469.1837921905. The cubic root of 4418152394 is about 1640.8928800928.

The spelling of 4418152394 in words is "four billion, four hundred eighteen million, one hundred fifty-two thousand, three hundred ninety-four".