1421302432032 has 192 divisors, whose sum is σ = 4743710576640. Its totient is φ = 405569058048.

The previous prime is 1421302431889. The next prime is 1421302432073. The reversal of 1421302432032 is 2302342031241.

1421302432032 is a `hidden beast` number, since 1 + 4 + 2 + 1 + 302 + 4 + 320 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1421302431987 and 1421302432005.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4610473 + ... + 4909079.

It is an arithmetic number, because the mean of its divisors is an integer number (24706825920).

Almost surely, 2^{1421302432032} is an apocalyptic number.

1421302432032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1421302432032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2371855288320).

1421302432032 is an abundant number, since it is smaller than the sum of its proper divisors (3322408144608).

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

1421302432032 is a wasteful number, since it uses less digits than its factorization.

1421302432032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299420 (or 299406 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 1421302432032 its reverse (2302342031241), we get a palindrome (3723644463273).

The spelling of 1421302432032 in words is "one trillion, four hundred twenty-one billion, three hundred two million, four hundred thirty-two thousand, thirty-two".