5621876909 has 16 divisors (see below), whose sum is σ = 6288166080. Its totient is φ = 4981680000.

The previous prime is 5621876893. The next prime is 5621876929. The reversal of 5621876909 is 9096781265.

It is not a de Polignac number, because 5621876909 - 2⁴ = 5621876893 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 (5621876929) 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, 562859 + ... + 572759.

It is an arithmetic number, because the mean of its divisors is an integer number (393010380).

Almost surely, 2^5621876909 is an apocalyptic number.

It is an amenable number.

5621876909 is a deficient number, since it is larger than the sum of its proper divisors (666289171).

5621876909 is a wasteful number, since it uses less digits than its factorization.

5621876909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11212.

The product of its (nonzero) digits is 1632960, while the sum is 53.

The square root of 5621876909 is about 74979.1765025464. The cubic root of 5621876909 is about 1778.1174505273.

The spelling of 5621876909 in words is "five billion, six hundred twenty-one million, eight hundred seventy-six thousand, nine hundred nine".