20141132520 has 32 divisors (see below), whose sum is σ = 60423397920. Its totient is φ = 5370968640.

The previous prime is 20141132497. The next prime is 20141132537. The reversal of 20141132520 is 2523114102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83921266 + ... + 83921505.

It is an arithmetic number, because the mean of its divisors is an integer number (1888231185).

Almost surely, 2^20141132520 is an apocalyptic number.

20141132520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20141132520 is an abundant number, since it is smaller than the sum of its proper divisors (40282265400).

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

20141132520 is a wasteful number, since it uses less digits than its factorization.

20141132520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167842785 (or 167842781 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 20141132520 its reverse (2523114102), we get a palindrome (22664246622).

The spelling of 20141132520 in words is "twenty billion, one hundred forty-one million, one hundred thirty-two thousand, five hundred twenty".