421401400041 has 8 divisors (see below), whose sum is σ = 561885124384. Its totient is φ = 280925971200.

The previous prime is 421401400027. The next prime is 421401400109. The reversal of 421401400041 is 140004104124.

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

It is not a de Polignac number, because 421401400041 - 2⁵ = 421401400009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 421401399990 and 421401400017.

It is not an unprimeable number, because it can be changed into a prime (421401400001) 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, 1954360 + ... + 2159241.

It is an arithmetic number, because the mean of its divisors is an integer number (70235640548).

Almost surely, 2^421401400041 is an apocalyptic number.

It is an amenable number.

421401400041 is a deficient number, since it is larger than the sum of its proper divisors (140483724343).

421401400041 is a wasteful number, since it uses less digits than its factorization.

421401400041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4147751.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 421401400041 its reverse (140004104124), we get a palindrome (561405504165).

The spelling of 421401400041 in words is "four hundred twenty-one billion, four hundred one million, four hundred thousand, forty-one".