1514425443421 has 32 divisors (see below), whose sum is σ = 1767121505280. Its totient is φ = 1282558848000.

The previous prime is 1514425443413. The next prime is 1514425443449. The reversal of 1514425443421 is 1243445244151.

It is a cyclic number.

It is not a de Polignac number, because 1514425443421 - 2³ = 1514425443413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1514425443451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77936935 + ... + 77956363.

It is an arithmetic number, because the mean of its divisors is an integer number (55222547040).

Almost surely, 2^{1514425443421} is an apocalyptic number.

1514425443421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1514425443421 is a deficient number, since it is larger than the sum of its proper divisors (252696061859).

1514425443421 is a wasteful number, since it uses less digits than its factorization.

1514425443421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23685.

The product of its digits is 307200, while the sum is 40.

The spelling of 1514425443421 in words is "one trillion, five hundred fourteen billion, four hundred twenty-five million, four hundred forty-three thousand, four hundred twenty-one".