6320279983 has 4 divisors (see below), whose sum is σ = 6321674520. Its totient is φ = 6318885448.

The previous prime is 6320279957. The next prime is 6320279989. The reversal of 6320279983 is 3899720236.

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

It is a cyclic number.

It is not a de Polignac number, because 6320279983 - 2²¹ = 6318182831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6320279989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 690448 + ... + 699541.

It is an arithmetic number, because the mean of its divisors is an integer number (1580418630).

Almost surely, 2^6320279983 is an apocalyptic number.

6320279983 is a deficient number, since it is larger than the sum of its proper divisors (1394537).

6320279983 is a wasteful number, since it uses less digits than its factorization.

6320279983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394536.

The product of its (nonzero) digits is 979776, while the sum is 49.

The square root of 6320279983 is about 79500.1885721034. The cubic root of 6320279983 is about 1848.8943949588.

The spelling of 6320279983 in words is "six billion, three hundred twenty million, two hundred seventy-nine thousand, nine hundred eighty-three".