132821784746 has 16 divisors (see below), whose sum is σ = 227933434944. Its totient is φ = 56863885344.

The previous prime is 132821784743. The next prime is 132821784757. The reversal of 132821784746 is 647487128231.

It is a happy number.

It is a super-2 number, since 2×132821784746² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (132821784743) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4964240 + ... + 4990923.

It is an arithmetic number, because the mean of its divisors is an integer number (14245839684).

Almost surely, 2^132821784746 is an apocalyptic number.

132821784746 is a deficient number, since it is larger than the sum of its proper divisors (95111650198).

132821784746 is an equidigital number, since it uses as much as digits as its factorization.

132821784746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9956125.

The product of its digits is 3612672, while the sum is 53.

The spelling of 132821784746 in words is "one hundred thirty-two billion, eight hundred twenty-one million, seven hundred eighty-four thousand, seven hundred forty-six".