5618814947 has 8 divisors (see below), whose sum is σ = 5757621072. Its totient is φ = 5480092800.

The previous prime is 5618814937. The next prime is 5618814973. The reversal of 5618814947 is 7494188165.

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

It is not a de Polignac number, because 5618814947 - 2²⁸ = 5350379491 is a prime.

It is a super-2 number, since 2×5618814947² = 63142162817261225618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5618814907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127223 + ... + 165599.

It is an arithmetic number, because the mean of its divisors is an integer number (719702634).

Almost surely, 2^5618814947 is an apocalyptic number.

5618814947 is a deficient number, since it is larger than the sum of its proper divisors (138806125).

5618814947 is a wasteful number, since it uses less digits than its factorization.

5618814947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41989.

The product of its digits is 1935360, while the sum is 53.

The square root of 5618814947 is about 74958.7549723179. The cubic root of 5618814947 is about 1777.7945739679.

The spelling of 5618814947 in words is "five billion, six hundred eighteen million, eight hundred fourteen thousand, nine hundred forty-seven".