10155240520 has 64 divisors (see below), whose sum is σ = 23646427200. Its totient is φ = 3922064640.

The previous prime is 10155240449. The next prime is 10155240527. The reversal of 10155240520 is 2504255101.

It is not an unprimeable number, because it can be changed into a prime (10155240527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167691 + ... + 220069.

It is an arithmetic number, because the mean of its divisors is an integer number (369475425).

Almost surely, 2^10155240520 is an apocalyptic number.

10155240520 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 10155240520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11823213600).

10155240520 is an abundant number, since it is smaller than the sum of its proper divisors (13491186680).

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

10155240520 is a wasteful number, since it uses less digits than its factorization.

10155240520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52558 (or 52554 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 25.

Adding to 10155240520 its reverse (2504255101), we get a palindrome (12659495621).

The spelling of 10155240520 in words is "ten billion, one hundred fifty-five million, two hundred forty thousand, five hundred twenty".