5426021065 has 8 divisors (see below), whose sum is σ = 6617967048. Its totient is φ = 4269655680.

The previous prime is 5426021033. The next prime is 5426021119. The reversal of 5426021065 is 5601206245.

It can be written as a sum of positive squares in 4 ways, for example, as 118461456 + 5307559609 = 10884^2 + 72853^2 .

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

It is not a de Polignac number, because 5426021065 - 2⁵ = 5426021033 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8894812 + ... + 8895421.

It is an arithmetic number, because the mean of its divisors is an integer number (827245881).

Almost surely, 2^5426021065 is an apocalyptic number.

It is an amenable number.

5426021065 is a deficient number, since it is larger than the sum of its proper divisors (1191945983).

5426021065 is a wasteful number, since it uses less digits than its factorization.

5426021065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17790299.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 5426021065 is about 73661.5304280328. The cubic root of 5426021065 is about 1757.2241306830.

The spelling of 5426021065 in words is "five billion, four hundred twenty-six million, twenty-one thousand, sixty-five".