10533550140 has 144 divisors (see below), whose sum is σ = 33156754176. Its totient is φ = 2703974400.

The previous prime is 10533550127. The next prime is 10533550249. The reversal of 10533550140 is 4105533501.

10533550140 is a `hidden beast` number, since 105 + 3 + 3 + 550 + 1 + 4 + 0 = 666.

It is a super-2 number, since 2×10533550140² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1072050 + ... + 1081830.

Almost surely, 2^10533550140 is an apocalyptic number.

10533550140 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 10533550140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16578377088).

10533550140 is an abundant number, since it is smaller than the sum of its proper divisors (22623204036).

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

10533550140 is a wasteful number, since it uses less digits than its factorization.

10533550140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10020 (or 10015 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The spelling of 10533550140 in words is "ten billion, five hundred thirty-three million, five hundred fifty thousand, one hundred forty".