5866821012 has 48 divisors (see below), whose sum is σ = 14762193152. Its totient is φ = 1802736000.

The previous prime is 5866821011. The next prime is 5866821019. The reversal of 5866821012 is 2101286685.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5866821011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92118 + ... + 142194.

Almost surely, 2^5866821012 is an apocalyptic number.

5866821012 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

5866821012 is an abundant number, since it is smaller than the sum of its proper divisors (8895372140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5866821012 is a wasteful number, since it uses less digits than its factorization.

5866821012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50848 (or 50846 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The square root of 5866821012 is about 76595.1761666490. The cubic root of 5866821012 is about 1803.5753023916.

The spelling of 5866821012 in words is "five billion, eight hundred sixty-six million, eight hundred twenty-one thousand, twelve".