10545454520 has 64 divisors (see below), whose sum is σ = 24324066720. Its totient is φ = 4113068544.

The previous prime is 10545454463. The next prime is 10545454571. The reversal of 10545454520 is 2545454501.

It is a super-2 number, since 2×10545454520² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 330302 + ... + 360818.

Almost surely, 2^10545454520 is an apocalyptic number.

10545454520 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 10545454520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12162033360).

10545454520 is an abundant number, since it is smaller than the sum of its proper divisors (13778612200).

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

10545454520 is a wasteful number, since it uses less digits than its factorization.

10545454520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30744 (or 30740 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 35.

The spelling of 10545454520 in words is "ten billion, five hundred forty-five million, four hundred fifty-four thousand, five hundred twenty".