132021451540 has 48 divisors (see below), whose sum is σ = 304757982144. Its totient is φ = 47641318400.

The previous prime is 132021451537. The next prime is 132021451577. The reversal of 132021451540 is 45154120231.

It is a junction number, because it is equal to n+sod(n) for n = 132021451499 and 132021451508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2261629 + ... + 2319268.

It is an arithmetic number, because the mean of its divisors is an integer number (6349124628).

Almost surely, 2^132021451540 is an apocalyptic number.

132021451540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132021451540 is an abundant number, since it is smaller than the sum of its proper divisors (172736530604).

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

132021451540 is a wasteful number, since it uses less digits than its factorization.

132021451540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4581048 (or 4581046 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 132021451540 its reverse (45154120231), we get a palindrome (177175571771).

The spelling of 132021451540 in words is "one hundred thirty-two billion, twenty-one million, four hundred fifty-one thousand, five hundred forty".