10521505524140 has 48 divisors (see below), whose sum is σ = 24348156637728. Its totient is φ = 3794517909504.

The previous prime is 10521505524071. The next prime is 10521505524143. The reversal of 10521505524140 is 4142550512501.

10521505524140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10521505524140² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10521505524140.

It is not an unprimeable number, because it can be changed into a prime (10521505524143) 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, 470539157 + ... + 470561516.

It is an arithmetic number, because the mean of its divisors is an integer number (507253263286).

Almost surely, 2^{10521505524140} is an apocalyptic number.

10521505524140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10521505524140 is an abundant number, since it is smaller than the sum of its proper divisors (13826651113588).

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

10521505524140 is a wasteful number, since it uses less digits than its factorization.

10521505524140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941100738 (or 941100736 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 35.

The spelling of 10521505524140 in words is "ten trillion, five hundred twenty-one billion, five hundred five million, five hundred twenty-four thousand, one hundred forty".