5425826021 has 32 divisors (see below), whose sum is σ = 7007558400. Its totient is φ = 4076513280.

The previous prime is 5425825997. The next prime is 5425826053. The reversal of 5425826021 is 1206285245.

It is not a de Polignac number, because 5425826021 - 2¹⁴ = 5425809637 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 (5425826921) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2385941 + ... + 2388213.

It is an arithmetic number, because the mean of its divisors is an integer number (218986200).

Almost surely, 2^5425826021 is an apocalyptic number.

It is an amenable number.

5425826021 is a deficient number, since it is larger than the sum of its proper divisors (1581732379).

5425826021 is a wasteful number, since it uses less digits than its factorization.

5425826021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3389.

The product of its (nonzero) digits is 38400, while the sum is 35.

The square root of 5425826021 is about 73660.2064957736. The cubic root of 5425826021 is about 1757.2030753445.

The spelling of 5425826021 in words is "five billion, four hundred twenty-five million, eight hundred twenty-six thousand, twenty-one".