420205414324 has 12 divisors (see below), whose sum is σ = 735378025284. Its totient is φ = 210097407104.

The previous prime is 420205414297. The next prime is 420205414331. The reversal of 420205414324 is 423414502024.

It can be written as a sum of positive squares in 2 ways, for example, as 340376562724 + 79828851600 = 583418^2 + 282540^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1143877 + ... + 1465900.

It is an arithmetic number, because the mean of its divisors is an integer number (61281502107).

Almost surely, 2^420205414324 is an apocalyptic number.

It is an amenable number.

420205414324 is a deficient number, since it is larger than the sum of its proper divisors (315172610960).

420205414324 is a wasteful number, since it uses less digits than its factorization.

420205414324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2650034 (or 2650032 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

Adding to 420205414324 its reverse (423414502024), we get a palindrome (843619916348).

The spelling of 420205414324 in words is "four hundred twenty billion, two hundred five million, four hundred fourteen thousand, three hundred twenty-four".