422578864413 has 24 divisors (see below), whose sum is σ = 624203573760. Its totient is φ = 275383761120.

The previous prime is 422578864327. The next prime is 422578864429. The reversal of 422578864413 is 314468875224.

422578864413 is a `hidden beast` number, since 4 + 2 + 2 + 578 + 8 + 64 + 4 + 1 + 3 = 666.

It is not a de Polignac number, because 422578864413 - 2¹² = 422578860317 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 422578864413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422578864013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1505253 + ... + 1763786.

It is an arithmetic number, because the mean of its divisors is an integer number (26008482240).

Almost surely, 2^422578864413 is an apocalyptic number.

It is an amenable number.

422578864413 is a deficient number, since it is larger than the sum of its proper divisors (201624709347).

422578864413 is a wasteful number, since it uses less digits than its factorization.

422578864413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3269369 (or 3269366 counting only the distinct ones).

The product of its digits is 10321920, while the sum is 54.

The spelling of 422578864413 in words is "four hundred twenty-two billion, five hundred seventy-eight million, eight hundred sixty-four thousand, four hundred thirteen".