10530821262 has 32 divisors (see below), whose sum is σ = 23667936768. Its totient is φ = 3099371616.

The previous prime is 10530821237. The next prime is 10530821263. The reversal of 10530821262 is 26212803501.

It is a super-2 number, since 2×10530821262² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10530821263) 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, 2933218 + ... + 2936805.

It is an arithmetic number, because the mean of its divisors is an integer number (739623024).

Almost surely, 2^10530821262 is an apocalyptic number.

10530821262 is an abundant number, since it is smaller than the sum of its proper divisors (13137115506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10530821262 is a wasteful number, since it uses less digits than its factorization.

10530821262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5870064.

The product of its (nonzero) digits is 5760, while the sum is 30.

The spelling of 10530821262 in words is "ten billion, five hundred thirty million, eight hundred twenty-one thousand, two hundred sixty-two".