132181873650 has 48 divisors (see below), whose sum is σ = 364234500000. Its totient is φ = 35248499280.

The previous prime is 132181873619. The next prime is 132181873657. The reversal of 132181873650 is 56378181231.

It is a happy number.

132181873650 is a `hidden beast` number, since 1 + 32 + 181 + 87 + 365 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 132181873596 and 132181873605.

It is not an unprimeable number, because it can be changed into a prime (132181873657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48954900 + ... + 48957599.

It is an arithmetic number, because the mean of its divisors is an integer number (7588218750).

Almost surely, 2^132181873650 is an apocalyptic number.

132181873650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

132181873650 is an abundant number, since it is smaller than the sum of its proper divisors (232052626350).

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

132181873650 is a wasteful number, since it uses less digits than its factorization.

132181873650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97912520 (or 97912509 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 132181873650 in words is "one hundred thirty-two billion, one hundred eighty-one million, eight hundred seventy-three thousand, six hundred fifty".