421401400039 has 8 divisors (see below), whose sum is σ = 424225921392. Its totient is φ = 418581346560.

The previous prime is 421401400027. The next prime is 421401400109. The reversal of 421401400039 is 930004104124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 421401400039 - 2⁹ = 421401399527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421401400009) 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, 927594 + ... + 1305079.

It is an arithmetic number, because the mean of its divisors is an integer number (53028240174).

Almost surely, 2^421401400039 is an apocalyptic number.

421401400039 is a deficient number, since it is larger than the sum of its proper divisors (2824521353).

421401400039 is a wasteful number, since it uses less digits than its factorization.

421401400039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2233937.

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 421401400039 in words is "four hundred twenty-one billion, four hundred one million, four hundred thousand, thirty-nine".