1305404532332 has 24 divisors (see below), whose sum is σ = 2340135115920. Its totient is φ = 636956000000.

The previous prime is 1305404532323. The next prime is 1305404532337. The reversal of 1305404532332 is 2332354045031.

It is a junction number, because it is equal to n+sod(n) for n = 1305404532292 and 1305404532301.

It is not an unprimeable number, because it can be changed into a prime (1305404532337) 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, 20155169 + ... + 20219832.

It is an arithmetic number, because the mean of its divisors is an integer number (97505629830).

Almost surely, 2^{1305404532332} is an apocalyptic number.

It is an amenable number.

1305404532332 is a deficient number, since it is larger than the sum of its proper divisors (1034730583588).

1305404532332 is a wasteful number, since it uses less digits than its factorization.

1305404532332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40375201 (or 40375199 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 35.

Adding to 1305404532332 its reverse (2332354045031), we get a palindrome (3637758577363).

The spelling of 1305404532332 in words is "one trillion, three hundred five billion, four hundred four million, five hundred thirty-two thousand, three hundred thirty-two".