5818842921 has 8 divisors (see below), whose sum is σ = 7864737760. Its totient is φ = 3826088352.

The previous prime is 5818842919. The next prime is 5818842923. The reversal of 5818842921 is 1292488185.

It is an interprime number because it is at equal distance from previous prime (5818842919) and next prime (5818842923).

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

It is not a de Polignac number, because 5818842921 - 2¹ = 5818842919 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5818842923) 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, 13284811 + ... + 13285248.

It is an arithmetic number, because the mean of its divisors is an integer number (983092220).

Almost surely, 2^5818842921 is an apocalyptic number.

It is an amenable number.

5818842921 is a deficient number, since it is larger than the sum of its proper divisors (2045894839).

5818842921 is a wasteful number, since it uses less digits than its factorization.

5818842921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26570135.

The product of its digits is 368640, while the sum is 48.

The square root of 5818842921 is about 76281.3405820847. The cubic root of 5818842921 is about 1798.6453718510.

The spelling of 5818842921 in words is "five billion, eight hundred eighteen million, eight hundred forty-two thousand, nine hundred twenty-one".