1431620322632 has 16 divisors (see below), whose sum is σ = 2685271761900. Its totient is φ = 715547852800.

The previous prime is 1431620322611. The next prime is 1431620322641. The reversal of 1431620322632 is 2362230261341.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1430305970116 + 1314352516 = 1195954^2 + 36254^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1431620322592 and 1431620322601.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32765369 + ... + 32809032.

Almost surely, 2^{1431620322632} is an apocalyptic number.

It is an amenable number.

1431620322632 is a deficient number, since it is larger than the sum of its proper divisors (1253651439268).

1431620322632 is a wasteful number, since it uses less digits than its factorization.

1431620322632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65577136 (or 65577132 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 35.

Adding to 1431620322632 its reverse (2362230261341), we get a palindrome (3793850583973).

The spelling of 1431620322632 in words is "one trillion, four hundred thirty-one billion, six hundred twenty million, three hundred twenty-two thousand, six hundred thirty-two".