421410623600340 has 144 divisors (see below), whose sum is σ = 1394496235379520. Its totient is φ = 102159405987840.

The previous prime is 421410623600321. The next prime is 421410623600383. The reversal of 421410623600340 is 43006326014124.

421410623600340 is a `hidden beast` number, since 4 + 2 + 1 + 4 + 1 + 0 + 6 + 2 + 3 + 600 + 3 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 421410623600295 and 421410623600304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 300198367 + ... + 301598873.

It is an arithmetic number, because the mean of its divisors is an integer number (9684001634580).

Almost surely, 2^{421410623600340} is an apocalyptic number.

It is an amenable number.

421410623600340 is an abundant number, since it is smaller than the sum of its proper divisors (973085611779180).

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

421410623600340 is a wasteful number, since it uses less digits than its factorization.

421410623600340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552502 (or 1552497 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

Adding to 421410623600340 its reverse (43006326014124), we get a palindrome (464416949614464).

The spelling of 421410623600340 in words is "four hundred twenty-one trillion, four hundred ten billion, six hundred twenty-three million, six hundred thousand, three hundred forty".