10532553320 has 64 divisors (see below), whose sum is σ = 25232731200. Its totient is φ = 3942999040.

The previous prime is 10532553307. The next prime is 10532553373. The reversal of 10532553320 is 2335523501.

It is a super-2 number, since 2×10532553320² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78455 + ... + 164985.

It is an arithmetic number, because the mean of its divisors is an integer number (394261425).

Almost surely, 2^10532553320 is an apocalyptic number.

10532553320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10532553320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12616365600).

10532553320 is an abundant number, since it is smaller than the sum of its proper divisors (14700177880).

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

10532553320 is a wasteful number, since it uses less digits than its factorization.

10532553320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86738 (or 86734 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 29.

The spelling of 10532553320 in words is "ten billion, five hundred thirty-two million, five hundred fifty-three thousand, three hundred twenty".