5210021535 has 64 divisors (see below), whose sum is σ = 9260282880. Its totient is φ = 2489231360.

The previous prime is 5210021533. The next prime is 5210021539. The reversal of 5210021535 is 5351200125.

It is a happy number.

It is not a de Polignac number, because 5210021535 - 2¹ = 5210021533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5210021533) 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 63 ways as a sum of consecutive naturals, for example, 520084 + ... + 530006.

It is an arithmetic number, because the mean of its divisors is an integer number (144691920).

Almost surely, 2^5210021535 is an apocalyptic number.

5210021535 is a deficient number, since it is larger than the sum of its proper divisors (4050261345).

5210021535 is a wasteful number, since it uses less digits than its factorization.

5210021535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10048.

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 5210021535 is about 72180.4789053107. The cubic root of 5210021535 is about 1733.5904510304.

The spelling of 5210021535 in words is "five billion, two hundred ten million, twenty-one thousand, five hundred thirty-five".