1421340041432 has 8 divisors (see below), whose sum is σ = 2665012577700. Its totient is φ = 710670020712.

The previous prime is 1421340041399. The next prime is 1421340041453. The reversal of 1421340041432 is 2341400431241.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1421340041432² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1421340041395 and 1421340041404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88833752582 + ... + 88833752597.

Almost surely, 2^{1421340041432} is an apocalyptic number.

It is an amenable number.

1421340041432 is a deficient number, since it is larger than the sum of its proper divisors (1243672536268).

1421340041432 is a wasteful number, since it uses less digits than its factorization.

1421340041432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177667505185 (or 177667505181 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 1421340041432 its reverse (2341400431241), we get a palindrome (3762740472673).

The spelling of 1421340041432 in words is "one trillion, four hundred twenty-one billion, three hundred forty million, forty-one thousand, four hundred thirty-two".