5626555021 has 16 divisors (see below), whose sum is σ = 5923615104. Its totient is φ = 5334081984.

The previous prime is 5626554943. The next prime is 5626555061. The reversal of 5626555021 is 1205556265.

It is not a de Polignac number, because 5626555021 - 2⁷ = 5626554893 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 (5626555061) 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 15 ways as a sum of consecutive naturals, for example, 1252846 + ... + 1257328.

It is an arithmetic number, because the mean of its divisors is an integer number (370225944).

Almost surely, 2^5626555021 is an apocalyptic number.

It is an amenable number.

5626555021 is a deficient number, since it is larger than the sum of its proper divisors (297060083).

5626555021 is a wasteful number, since it uses less digits than its factorization.

5626555021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4980.

The product of its (nonzero) digits is 90000, while the sum is 37.

The square root of 5626555021 is about 75010.3660902945. The cubic root of 5626555021 is about 1778.6105199244.

The spelling of 5626555021 in words is "five billion, six hundred twenty-six million, five hundred fifty-five thousand, twenty-one".